Match Application Number Document Title
1 85100387 Ordinary temp. static-type metal surface deoiling agent
The claimed deoiling agent is composed of 15% of carboxylates, 35% of polyhydroxy alcohols, 0.4% of benzotriazole, 5% of sodium carbonate, 4.6% of sodium silicate, 5% of triethanolamine ...
2 85105466 Acid-washing agent
The agent is suitable for acid washing of steel iron work piece milled a under temp. of 600-1300 deg.C. It contains (1) materials for effective acid-washing and lubricating anti-oxydants...
3 85104742 Process of rust removing and passivating for iron and steel
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4 85108552 Treatment of chlorhydric acid pickling waste containing iron
The ferrous ion in the waste is oxidized to ferric ion and the ferric salt is isolated by extraction, the remained acid liquor may be used in cycles. The extractant may also be reused af...
5 85108070 Aqueous alkaline cleaning process
An aqueous alkaline cleaning composition and process for cleaning aluminum container surfaces in a manner to inhibit objectionable white-etch staining during prolonged cleaning cycles and...
6 85105469 Method and device for pickling the workpiece in manufacture of pipe
The invention relates to acid-washing with pickling agent, especially to a treatment for pickling workpiece heated to a rolling temperature of 1000-3000 dge.C in a rolled tube. A mixture...
7 86104454 Method for reclaiming the used pickle of titanium and its alloy
This invention uses the precipitating method of adding sodium fluoride which comes up with the shortages that alkali neutralization, extraction and depression reclaiming create. This met...
8 86103745 Pickling solution for copper and copper alloy
This invention can not only protect environment pollutian, but also obtain bright surface after pickling for 5 minutes at the temp. of 10-40 deg.C, as it is based on the pickling solutio...
9 86103274 Alkaline cleaner for aluminum
A cleaning composition bath, concentrate for its preparation, and method of use of an aqueous alkaline cleaner comprising an ethylenediaminetetraacetic acid or nitrilotriacetic acid alkal...
10 86101929 Process for degradation of alkyl polysulfide to polysulfide of low sulfur
The polysulphide is heated with a substance capable of dissolving elemental sulphur. After cooling, the polysulphide reduced to a lower numbver of S atoms is separated from the substance,...
11 86105940 Aqueous rustproof cleaning solution
The invention is applied to the purgation treatment on surfaces of processing parts of ferrous metal. The aqueous rustpoof cleaning solution is made by the addition of 0.2-0.92% by weigh...
12 86106316 Method of surface treatment of melting super-purified aluminium welding wire
The invention relates to the manufacture technique of melting super-purified aluminum welding wire. It provides a method of continuously treating the surface of pure aluminum welding wir...
13 86101522 Acid washing-passivating paste for stainless steel
It is widely used for cleanning the welding seams of stainless steel and oxides in the proximity, esp. for removing the scales of 2~3 mm thickness which remains on the closed ends of sta...
14 86104101 Phosphoric cleaning agent and its preparation method
The present invention is a phosphoric cleaning agent and its preparation. The agent is composed of phosphoric acid, sodium ethyldiaminetetraacetate tetrabasic, corrosion-inhibitive agent...
15 86107238 Rust-proof agent for oil and rust removing
This invention is made up of aluminium powder, sodium hydroxide hexamethlene-tetramine, polyvinyl-fatty alcohol ether, epoxy ethane and phosphoric acid. It is characterized by chemical s...
16 86107086 Decurbidizing agent of solvent-emulsion type and aq. type
The invention provides the prescription of two kinds of decarbidizing agents, of which one is mainly composed of dichloromethane, potassium soap, low molecular wt. aliphatic amine, non i...
17 87103015 Rust-removing and-preventing liquid for iron and steel
The method of the present invention adopts a rust-removing and-preventing liquid, which is compounded with phosphoric acid, silicate cement and water glass, to remove and prevent rust on...
18 87102287 Method for prepn. of metal surface cleaning liquid
This invention is about a kind of cleaning liquid for metal surface and its method of preparation. The purpose of this invention is to speed up the removal of dirt and rust from the meta...
19 87105844 Apparatus for treating surface of continuously moving strips, esp for pickling
The invention relates to installation for surface treatment of continuously-moving strips, especially for pickling installation, wherein the strip passes longitudinally through a tank clo...
20 87105071 Cleaning method of osmosis work-piece using pressure container
It is particularly applicable to the fast cleaning of melting-salt boronization metallic parts. The existing available boiling water, ultrasonic and chemical cleaning methods cannot clea...
21 87104237 Aqueous oil-rust removing solution
The aqueous oil-rust removing solution is used in processing metal surface. It can remove oil and rust in one stage and prevent metal from corrosion. The aqueous solution is consisted of...
22 87101262 Reductive cleaning agent of copper and copper alloy
The cleaning agent includes hydroxy-alcohol, alcohol amine and surface-active agent of polyoxyethan condensate. The surface of copper or copper alloy cleaned is bright and preserved for ...
23 87107559 Phosphate solution used for phosphorization by dipping
The present invention concerns the phosphate solution used for chemical treatment of metal surfaces, an application for surface phosphorization of ferrous metals. After deoiling and rust...
24 87105097 Process for chemically removing stainless steel oxide skin
A method for removing oxide skin produced from stainless steel hot work process is provided with reduced reduced contamination, non-corrosive substrate and high speed and homogeneously i...
25 88100464 Preparation and application of low-temp. quick rust-removing solution
The present invention relates to a low-temp. quick rust-removing solution used for cleaning the oxide skin on the surface of iron and steel. The said solution is for mulated by using hyd...
26 88105662 Chemical cleaning agent for use of heavy greasy dirt
The present invention relates to a chemical cleaner for heavy oil stain, which is applicable to removing the heavy oil stain in a heat exchanger in an oil refinery or a chemical factory ...
27 88100060 High efficient rust-removing passivator
This invention refers to a high efficient rust-removing passivator used for treating metal surface. it is mainly composed of phosphric, acid, zinc dihydrogen phosphate, oxalic acid, zinc...
28 88105382 Self-stripping metallic rust remover
This invention refers a method for preparing a self-scaling metallic rust remover. The product is a water-soluble high polymer made from monomer polymerization of maleic anhydride and ac...
29 88101465 Method of eliminating undesirable carbon product deposited on inside of reactio...
The inside of the reaction chamber of a CVD apparatus is cleaned after deposition of a carbon film. When crystalline carbon or diamond-like carbon is formed in the chamber, undesirable ca...
30 88100899 Solid water treating agent
The invention is to make the neutralizing reaction between the acidic and alkaline oxides of P,Si,En,Na,Ca,Mg, then polymerize it to get the vitreous body. On using, let it immerse in th...
31 88105272 Method for parkerizing film forming on surface of iron and steel
The parkerizing liquid is composited of calcium nitrate, zinc phosphate, cobalt nitrate, tin nitrate, nickel nitrate, citric acid, tartaric acid, E.D.T.A, surface-active agent OP and wat...
32 88102307 Cleaning agent and method for cleaning adhesive matter on rolling cylinder for ...
This invention discloses a clearing agent used for removing the adhered things on the cylinder of titanium electrodressing and its clearing process. Its features are: 10-30 ml of hydroge...
33 88101409 Composition of rust-removing agent
The hydrochloric acid is main component. The formaldehyde is used as buffer, sodium chloride or ammonium chloride as stripping agent, polyoxyethylene sec-octylphenyl ether as permeating ...
34 88103455 Cleaning agent for machine components greasy filth
Water is used as a main component for the cleaning agent by which the machine componets sticked with greasy filth will be cleaned with a cleaning effect smilar to fuel oil. The cleaning ...
35 88102986 Cleaning process of copper tube for refrigerator
The cleaning process of copper tube for refrigerator is consisted of deoil, cleaning oxide, passivating dewatering, vacuum pumping and blowing nitrogen. After cleaning the cleanliness of...
36 88103909 Process for cleaning surface of workpiece
This is a process for cleaning metal surface of workpiece. The material of cleaned metal workpiece is cleaned in the melting metal oxide which affinity for oxygen is larger than that of ...
37 88104397 Slow corrosion inhibiting fog agent for acid washing of hydrochloric acid
This invention discloses a prescription of corrosion-retardative fog inhibitor for pickling hydrochloric acid wash of steel. The inhibitor is made from basic metal salt of vegetable oil ...
38 88105540 Unoiling, rust-cleaning and parkerizing liquid
The unoiling, rust-cleaning and parkerizing liquid remove rust, oil and oxide from surface of steel parts and a phosphate coating is formed at the same procedure. The technique is simpli...
39 88105294 Utilization of the colloidal by product from pyrazolong drugs
The by-product from pyrazalone drug prodn. is recovered and used as corrosion inhibitor for acid washing of metals. After extraction of compound "A" by salvent, the wastes of the drug to...
40 88103456 Treatment process for metallic anode reclamation
The characteristic of this method consists in two process adopted: (a) metal nitrate and metal halide soln. of definite concns. are used for soaking the metallic anode after removing the...
41 88106426 Technology of steel derusting and passivating
The features of this technology are as follows. The pretrecated steel wares and components are put into acid pickling liquor which contains dodecyl sodium benzene sulfonate. After dippin...
42 88105932 Multifunctional rust-removing and -preventing agent
The rust removing and preventing agent provided by this invention is made of phosphoric acid, aluminium, animal glue, alum, grog powder and water. It has a thorough rust-removing effect....
43 88104461 Process for removing oxide layer and scale from metals and metal alloys, in par...
A new clearing method of oxide and iron scale on surface of metal and alloy is published in the invention. For this method, the product is treated in the solution of chlorinated ferric s...
44 88108685 Technology for regenerating the waste liquid of sulphuric acid pickling
The present invention relates to the regenerating technology of acid pickling waste liquid containing sulphuric acid and ferrous sulphate. By said method the oleum is added into the acid...
45 88105646 Method for cleaning work pieces, and apparatus therefor
This invention relates to a method for processing the surface of parts by the meltwater of a solvent. Used solvent is cooled and deposited to form an upper layer containing petroleum pro...
46 88109074 Rust removal and passivation technology of iron and steel
This invention relates to a technological process to remove rust and oxide skin or surface of iron and steel or to resist rust. It is suitable for the preprocessing of iron and steel bef...
47 89101274 Heat-type cleaning solution for anti-choking of sewage
This invention belongs to the technical field of chemical cleaning agent. It features that the food dregs, hair and fibre in sewer can be loosened by its heating and the microbe in pipel...
48 89105866 Multi-component high-efficient detergent for removing welding flux
This detergent is composed of nitromethane, acetonitrile, ethyl acetate, 1.1.1-trichloroethane, and isopropyl alcohol or acetone or alcohol, and is featured by good stability, no corros...
49 89103222 Acid cleaning agent for cleaning oxide layer on stainless steel surface
The present acid cleaning agent is especially suitable for cleaning the tight oxidation layer generated on the surfaces of various stainless plates and shapes formed by hot rolling. The ...
50 89101480 Rust remover
The invention is related to a kind of rust remover for metals. Its feature is that it contains dilute hydrochloric acid, surfactant and organic corrosion retardant to produce a synergism...
51 89102431 Detergent for new iron pot
This invention relates to a mixed compound detergent containing ammonium sulfate and bentonite, suitable for cleaning the surface of the iron pot cast with hard mould. Its cleaning effec...
52 89103945 Promoter for pickling iron and steel
It is composed of three components, that is, castor oil-epoxy ethane-condensate, alkyl acid-polyoxyethylene-ether and thiourea, the effect of acid mist inhibiting is greatly better than ...
53 89103656 Rust-removing cream
In this invention, the rust-removing paste is used for treating rusty surface of finished metal products. With it coated on the rusty surface of parts in layered 1~5 mm coating for 10~20...
54 89105154 Off-filming agent
This invention introduces a film-remover and its preparation process which is used for removing of powders of electrostatic painting and coating film of varnishing. Said film-remover is ...
55 89106785 Improvement to rust remover
This invention refers to a kind of derusting agent by brushing which is wrapped into two parts. One part is active acidic solution, another part is powdered thickening agent. It contains...
56 89102468 Deashing agent for new cooking-pan
A cooker made of iron, when it is not yet used, has a dense black powder which may contain pb Hg, As, etc. toxic elements and which is adhered on the surface. Generally, it is removed by...
57 89106033 Alumetization catalytically by rare-earth
This invention introduces technique of catalytic aluminizing with rare-earth elements. After adding rare-earth elements of ytterbium, hafnium, tantalum, the hot dipped molten aluminium i...
58 89106854 Water-base electron cleaning agent
The water-based electronic cleaning liquor uses sodium ethylenediamine tetra-acetate and soluble fluoride compound as main components, surface active agent, such as alcohol ether and phe...
59 89109740 Rust-removing paste and antirusting liq. for iron and steel
The present invention refers to the rust-removing paste and rust-inhibiting liq. for iron and steel. The rust-removing paste is applied to iron and steel surface to remove all its rust, ...
60 89106865 Purging medium for electronic industry and preparing process thereof
This detergent has two models in one set, is made use of neutral surfactant, appropriate assistant and superpure deionized water, and appears as a transparent liquid. Its recompounding t...
61 90101060 Method and apparatus for removal of rust on strip steel by unwinding and immers...
This invention discloses a technology and its apparatus for removing the scale on band steel through chemical process and is an improvement on existing immersion type of process. It feat...
62 90105656 Cleaning and rust-preventing agent for blank of cast iron bathtub and iron pot
This invention relates to a cleaning and antirusting agent that is prepared up from ammonium sulfate, bentonite, urotropine and sodium nitrite and is suitable for the blank of casting ba...
63 90105443 Efficient paint for degreasing and rust removal at ordinary temp
This invention relates to an efficient decontaminating agent for degreasing and rust removal at ordinary temp. It is a pasty material prepared up from BS-12 activator, acid and acid-proo...
64 90105444 Efficient detergent for degreasing and rust removal at ordinary temp
This invention relates to an efficient detergent for degreasing and rust removal at ordinary temp., that is prepared up from activator and sulfuric acid. The degreasing and rust removal ...
65 90103825 Polishing agent for neutral copper vessel
This neutral polishing agent for copper article has a pH value of 6-8 and is made of casein, sodium thiosulfate, ammonium hydroxide, oleic acid, coal oil, alcohol, water, etc. It is used...
66 90103898 High efficiency clening agent for engine of vehicle
This cleaner for vehicle engine is made of surfactant, alkal, chelator, cleaning assistant, inhibitor of metallic corrosion and water and used in cleaning oil dirt on vehicle engine and ...
67 90105685 Separately-packed scale-removing agent and its process
This invention refers to a technique for production and application of corrosion inhibitor used for anticorrosion and protection of metals. It uses mixed acid, corrosion inhibitor and su...
68 90104216 Method for derusting rubidium, iron, and boron products and apparatus thereof
The present invention refers to the method for derusting of Rb, Fe, and B products and apparatus thereof. Removing rust stain from surface of Rb, Fe and B products is carried out by H2 p...
69 90106988 Prodn. of protecting agent for chromium-plated piece
This invention provides a process for producing a protective agent used for sarface dedusting and corrosion-proofing of chrome-plated work pieces. It uses phosphoric acid as main constit...
70 90104787 Process for large scale producing of high-effective slow-corrosion agent used i...
The corrosion-inhibiting agent of this invention is produced by interaction of oleic acid, benzyl chloride, polyenic polyamine, xylene, OP-15, solvent, TX-10 and amide. When the said cor...
71 90107087 High-effective scale remover for aluminium kettle
The descaling agent of this invention is made up of nitric acid, and corrosion-inhibiting agent compounded by alkyl amide phosphate and water in a definite ratio. The ratio of formulatio...
72 90106104 Rust-proof solution for iron and steel materials
This rust-proof solution is suitable for the quick passivating and rust-proof treatment of iron or steel, especially for the reinforcing steel bars under hot state (350-700 deg.C), and i...
73 90106435 Prepn. of cleansing corrosion inhibitor for ferrous metal
The present invention refers to a preparation of cleansing corrosion inhibitor for ferrous metals from tetramethylene dicyanide residuum. The said residuum is dissolved in acid and solve...
74 90110300 Chemical process of removing oxidized layer of stainless steel
A process of removing oxidized layer of stainless steel uses a mixture of fluoborate, nitric acid, sulfuric acid, hydrochloric acid fluorhydric acid, perchloric acid, and hydrogen peroxi...
75 91101609 Process for preparation of smirch-removing agent for aluminium products
This detergent is made of mineral carrier which contains Si, F, Na, Ca, Al, O2, K, Mg, Mn and Fe (variable valency), and mixed with appropriate amount of penetrant and surfactant. It can...
76 91106099 High-efficiency grease stain and scale cleaning agent
The present invention relates to a preparation method of oil stain and scale cleaning agent for raw oil collecting and transferring system (oilpiping, heater and pressure container etc.)...
77 91106691 Recipe and prodn. method of cleaning agent for quick descaling at normal atmosp...
The present invention relates to a kind of recipe and production method of medicament for scavenging the precipitated scale on the surface of metal component. It features that it uses th...
78 91101820 No-pollution and regeneratable rust-removing agent for iron and steel
The present invention relates to a kind of rust-removing agent which is preparedby taking inorganic salt as base material and adding various additives. In ths course of rust-removing, th...
79 91107061 High-efficient detergent for printing and dyeing apparatus and production metho...
This detergent is prepared by mixing non-ion surfactant, organic acid and inorganic substance, of which the compounds of non-ion surfactant containing polyethylene glycol, oxalic acid, c...
80 91103311 Chemical stripping method for stainless steel oxide layers
This invention provides a method for eliminating the oxidized layer on stainless steel by using fluorophosphoric acid or its salt, nitric acid, sulphuric acid hydrochloric acid, fluorobo...
81 91106696 Contaminant-removing agent for printing and dyeing of textile
This invention discloses a proportioning of a decontaminating agent, which contains such components as hydrochloric acid, corrosion inhibitor, organic solvent, surfactant, disperser and ...
82 91106150 Pre-treatment method for metal anode regeneration
The present invention relates to a kind of method for treatment of metallic anode before regeneration, it belongs to the technological domain for manufacturing anode with valuable metal ...
83 91103948 Chemical method for removing oxidized layer of stainless steel
This oxidized layer removing liquid for stainless steel is prepared from fluorosilicic avcid (or its salt), nitric acid, sulfuric acid, hydrochloric acid, fluorophosphoric acid (or its s...
84 91106709 Acidic water-based cleaning agent for metals
This acidic water-based cleaning agent contains alcohol acid,alkyl phosphate and sulfate. The said cleaning agent is generally used for washing hard-solder weldment and gas-welding weldm...
85 91105356 Preparation method of pickling slow-corrosive agent for copper heat exchanger
The present invention discloses a kind of preparation method of pickling corrosion inhibitor for copper heat exchanger, which uses dimethyl sulfoxide, thiourea, aniline, surfactant as ra...
86 91106179 Detergent and its preparing process
The cleaning agent is made of several kind of chemical material and is suitable for cleaning the cooling system of vehicle or tractor engine and retarding the rust of cooling system. pre...
87 91106200 Iron oxide yellow made method by wash iron waste acid liquid
A fabrication of iron yellow for chemical industry, construction material, paint and urst prevention is published in this invention. The iron yellow is made of waste pickle cleaned iron....
88 91106765 Metal blackening technology under room temp.
This invention relates to treatment of metal surface for coloring steel parts to black. The process involves three steps: 1. with a oil remover for cleaning metal surface at ordinary tem...
89 91105354 Preparation method of pickling slow-corrsive agent for aluminium heat exchanger
The present invention discloses a kind of preparation method of pickling corrosion inhibitor for aluminium heat exchanger. It uses aniline as corrosion inhibitor and defrother and surfac...
90 91105355 Preparation method of pickling slow-corrosive agent for simple steel heat excha...
The present invention discloses a kind of preparation method for HYZ-8902 pickling corrosion inhibitor using aniline, surfactant, ethyl alcohol, and salicylic acid as raw material, said ...
91 91105475 Cyclic cleaning method and cleaning agent for calcareous scale
This invention relates to a cleaning method and agent for removing calcareous encrustation, especially used for cleaning sugary dirt in sugar-manufacturing industry. The process involves...
92 91108128 Method for prepairng rapid descaling agent
The present invention relates to a kind of method for preparing the rapid descaling agent for descaling the precipitated scale on kettle or thermobottle. Said invention features simple o...
93 91108769 Descaling agent
The dirty cleanser is mainly comprised of inorganic acid, inhibitor, detergent and surfactant. It features significant result of dirty cleaning, no corrosion to metal and no harm to huma...
94 91107472 Ordinary-temp high-efficient rust-removing additive for steel workpiece and its...
This ordinary-temp efficient rust-removing additive is used for the pickling on the surface of iron or steel, and is made of organic acid, alkyl sodium sulfate, sextic methyl tetraamine,...
95 91108066 Comprehensive treatment agent for ferrous metal surface
The treatment agent consists of phosphoric acid, phosphoric acid zinc dihydride, tartaric acid, additive and water, and is used to remove grease, remove rust and prevent rust for steel a...
96 91109760 Water-soluble metal cleaning liquor
The cleaning liquor uses water as solvent added with emulsifier sodium dodecyl sulfonate, op-10, derusting agent sodium penchlorol, sodium benzonate, sodium nitrite, cleaning agent triet...
97 92100200 Cleaning method for surface of stainless steel to get bright appearance
The present method is specially suitable for cold drawing strainless steel, it may be also used for chrome-nickel steel, and the shape of the steel product is not restricted. The inventi...
98 91110619 Treatment technique for waste acid of washing cold-rolled parts with chlorhydri...
The invented process to treat waste acid generated from hydrochloric acid pickling steel or machined steel part features that the residual extraction liquid of ferrous chloride obtained ...
99 92100771 Rust removing and contaminant releasing technology for metal surface by electro...
In order to overcome the demerits of available metal cleaner, which is time consuming and has poor rust-removing effect to stainless steel surface and no removing effect to complicated-c...
100 92100598 High-efficiency scale cleaning agent for engine
The invented scale-removing agent for engine is made of such raw materials (Wt.%) as oxalic acid (37.1-65.2), metallic salt containing Cl ions (34.2-62.5) and urotropine (0.25-1.37). It ...
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