Surface-treated steel strips seam weldable into cans
A surface-treated steel strip comprising a steel substrate, islands of metallic tin distributed on one major surface of the steel substrate, and a chromate coating deposited on the subst...
Deposited Au-SiC composite coat
This composite coat is electric erosion proof and wear proof for the contact of relay. It is deposited on the copper alloy or other metal bodies by plating. The sic particles whose diame...
5
85100385
Ni-Fe quick roll-plating solution and method
In order to get bright and neat high-Fe-level Ni-Fe plating layer in short time, a composite complex composed of hydroxy carboxylic acid compounds (5-15grm./l), phenolsulfonic acid compo...
Electroplating on zinc based alloy
This invention concerns a new method for electroplating coppemr, silver, and chrome on the zinc based alloy, it can also be applied to electroplate weldable gold, silver and tin film on ...
8
85100175
Cast grating and method for its casting
This method is a double duplication method which solves the problem of machine ruling. It takes a machine-ruled blazed grating as matrix,many plastic patterns are first made by duplicati...
9
85100022
Compound coat with electric deposition
A new high-abrasive and friction reduced electric contact used in electric components is produced in the way of depositing, on the matrix of copper or copper alloy, a compound coat of Ag...
10
85102279
Erosion resistant composite silver coating by electrodeposition
By composite electrodeposition, a silver coating can be deposited on copper or other metal bases. The coating consists mainly of silver with 0.1-2% by vol. of lanthanum oxide micro parti...
Method of mould making for electroforming of micro-parts
This invention is aimed at the making of watch escapement forks or similar micro-parts by means of existing injection moulding and electroforming techniques and presents a two-step proce...
Solution for cyanide free gold plating by brushing
In order to solve toxicity and environmental pollution problems in gold plating by the method of brushing cyanide solution, this invention provides a cyanide free gold solution for brush...
18
85104141
Three layers of isomeric microfissure chromium plating
By modifying the recipes of plating solution and parameters of plating technics and by adding additives, machine parts chromium plated with process of this art undergo conformational cha...
19
85103672
Copper plating with ethylene glycol as complexing agent
This invention presents a new cyanide free copper plating bath solution in which copper can be directly and firmly electrodeposited on iron or steel parts. The plating bath solution cons...
20
85104079
Method for surface treating copper foil A method is and its resulting product are disclosed relating to the surface treatment of copper stock such as copper foil to improve its bondability to nonmetallic substrates. The method ...
Process for electroplating of nickel-phosphorus alloy
ABSTRACT :The present invention relates to a process to make high corrosion resistant of Nickel-phosphorus alloy (P10-11%) layer by electroplating. Wherein electroplating solution consis...
23
85105468
Pre-brush plating braze welding of hard-welded metals
The method is to plate on the metal body a metal film firstly which is easy to be welded, then the metal body is joined by braze welding. The thickness of the film is 1 micrometre-150 mi...
24
85105256
The bronze-plating and brass-plating in the glycol
It provides a cyanide-free bronze-plating bath and a cyanide-free brass-plating bath. The bronze bath is composed of the Cu (II) compound with Stannate Na2Sn(OH)6 or K2 Sn(OH)6, ethylene...
25
85105261
Aureate coins, badges and tokens
Aureate coins, badges and tohens, as their blanks, having positive and negative face and circular periphery may be made into coin-shaped cores with coin-making metal material. Said coin ...
Electrodeposition of an iron-zinc alloy coating In the electrodeposition of iron-zinc alloy coatings, a lustrous, adherent iron-zinc coating containing 10-20% iron is achieved over a current density range of 400-1600 amps/ft2 and line ...
Electro-deposit treatment of carbon fiber
Deposit hydroxy-group-containing copolymer of alkone monomer and maleic acid anhydride on surface of carbon fiber in a direct current field. Treat carbon fiber (as an anode) in an ammoni...
30
85107000
Ni-Fe-W alloy for brush plating
This invention is a kind of alloy with Ni as basic metal, which consists Ni 40-90%, Fe 5-45% and W 3-20%. Said alloy is used with the soluable anode for proceeding bush plating, featurin...
31
85108158
Negative pole Disclosed is a cathode comprising an active layer composed of a nickel/tin alloy having a nickel content of 25 to 99% by weight, which is formed on the surface of an electrically conducti...
Comprehensive process for electroplating waste water treatment
The method is first to dissolve iron scraps with acid into the waste water and then to adjust the pH value of the waste water into basicity and then to electrolyse, the heavy metals in t...
38
86100895
Gold electroplating bath An acid gold electroplating bath contains gold in an electrodepositable form, such as potassium gold cyanide, together with a metallic additive and an organic additive. The organic additi...
Chromium plated steel collar
Chromium plated steel collar belongs to the realm of surface treatment of fixed steel collar on annular spindle spinning frame, which aims at improving property of spinning with said ste...
42
86101215
Technology for colouration of aluminium and its alloys
An electrolytic colouring technology using a series of purplish-red colouring membranes for colouring aluminium and its alloys is presented. D.C. anodic oxidation, and A.C. electrolytic ...
43
86100839
Method and apparatus for ion exchange lead removal A method for ion exchange removal of lead ion from solution utilizes a material which is insoluble in the solution and contains ion-exchangeable strontium or calcium or both. Ion exchange...
Passivation of copper and copper-alloy surfaces
It uses a solution containing K2Cr2O7, Al(OH)3, polyolefinic alcohol and distilled water by using an electrolytic electrophoresis method. The specifications of the process used are: cath...
Antirusting technique of rare permanent magnet
The antirusting method of rare permanent magnet is an electroplating technique by which the protecting layer of matel zinc Zn is electroplated on the surface of magnet. The electroplatin...
53
86105831
Cyanida free imitative electrogilding solution
A cyanide free electrolytic solution for imitative electrogilding consists of following componects: copper salt, tin salt, potassium carbonate, inorganic agent for mixing colours, phosph...
54
86104714
Method for closing anodic aluminium oxide
This invention includes the macerating the anodic aluminium oxide in ammonia water or basic solutions of alkali metal oxide or carbonate compound or hydrocarbonate compound, and then clo...
Shaping method of case craftsmanship
This invention is one kind of shaping method which adopts the low-melting point alloy as case product of craftsman ship of plastics-shaping substrate. This invention can be applied to th...
57
86105330
Improvements in the mfr. of microsieve An ordinarily delicate microsieve is provided with greater resistance to mechanical distortion by being formed integrally with a rigid frame or by having its thickness built up to an exte...
58
86106937
Electroplating process of nickel-iron alloy
This invention relates to the electro plating process of nickel-iron alloy. With said process, good technological and economical benefits can be obtained by improving the formulation of ...
59
86107105
Technology of thickened chrome-plating
This invention relates to the technology of hard chroming. It adopts all halogen compounds except that of fluorine as the catalyst of chroming liquid with chromium of valence 6. By this ...
Panoramic TV system
The panoramic TV system of the present invention relates to the TV technology. At present, the horizontal angle of view field of a video camera is only some dozens of degrees. The presen...
Magnetic hanging tool for electroplating
The magnetic hanging tool for electroplating makes use of the attraction of permanent-magnet to fix workpieces on it. It is convenient to load and unload the workpieces. The productive e...
66
86107053
Manufacturing technique for electroplated diamond saw blade
The present invention relates to manufacturing technique for a kind of diamond saw blade, especially the manufacturing technique for a diamond blade adopted to process stone material, to...
Application of electroplate to moving metal An anodic roller electroplating process utilizes novel anodic roller apparatus and provides flexible operation parameters. The novel anodic roller apparatus comprises a perforate valve me...
73
87102414
Electrolytic copper plating liquor containing basic compounds
Said plating liquor is cyanide-free and consists of a cupric compound, a caustic alkali, and an organic compound-ethylene glycol. Said electrolytic liquor possesses not only fine dispers...
74
87102342
Anode for brush plating
Said anode is made up of lead plated copper wire mesh which is coated with electric-conductive fluorine resin. The anode prepared according to this invention possesses not only the advan...
75
87101516
Simple strengthening method for fast making silastic mould
This invention is a method for making silastic mould, in which a strengthening matter adhered with silicon rubber is sequentially pasted on upper and lower positions of a parting line of...
Holder A clamp holder for the purpose of clamping boards or board-shaped components for their suspension in and removal from electroplating baths, in which connection two clamp halves are presse...
Composite membrane A composite sheet comprises a porous inorganic membrane and a microporous inorganic film overlying a surface of the membrane, where the membrane may be an anodic aluminium oxide membrane ...
81
87103500
Zinc-nickel alloys electrolyte and method An aqueous acidic electrolyte of the chloride, sulfate and mixed chloride-sulfate types suitable for electrodepositing a zinc-nickel alloy on a conductive substrate comprising an aqueous ...
Method for surface corrosive treatment of stainless steel
This anticorrosive treating method of stainless steel surface belongs to a metal surface treating technology. It provides an electrochemically treating method in which a constant potenti...
Mechanically assisted photoelectrical technology
The mechanically assisted photoelectrical technology relates to the electro-vacuum technology. It is a technique for the fabrication of the straight line filament frame, square hole copy...
88
87104135
New technology of galvanoplasty
The present invention relates to a method of galvanoplasty which is characterized by that the master pattern made from plaster is firstly coated with wax, the wax layer is then coated wi...
89
87102034
Additive for chrome-plating and its application process
The present invention is related to an additive for chrome-plating and its application process. It consists of a light rare-earth mixture with praseodymium and neodymium as main componen...
90
87103824
Plated layer for imitation ancient bronze
An article made of brass, or of some other matesials but processed to have a brass surface, after surface washing, is connected to the cathode of the brush-type electroplating device, an...
91
87107696
Mask method for local silver-plating
The present invention relates to a local surface silver-plating method for conducting components in electrical products. A special insulated mask is covered onto the component to be plat...
Solution for wax chemical treatment
The chemical treatment described in this invention empolys a solution of special formulation composed of K2Cr2O7, CrO3 and H2SO4. The treatment lasts for only 30-300 sec., followed by se...
Copper foil with double rough surface The present invention provides a novel copper foil wherein both surfaces have a matte finish. The double matte foil of the present invention is produced by depositing a first layer of cop...
96
87104629
Positioning a can on a rotating turret In a high speed electro-coating apparatus having a plurality of electro-coating cells arranged around the periphery of a rotatable turntable, each can is placed upright on a cell lid belo...
97
87104632
Electro-coating apparatus and method In an high speed electro-coating apparatus having a plurality of electro-coating cells (96) arranged around the periphery of a rotatable turnable (14), each can (128) is placed upright on...
98
87104628
Removing can from rotating turret In an high speed electro-coating apparatus having a plurality of electro-coating cells arranged around the periphery of a rotatable turnable, each can is placed upright on a cell lid belo...
99
87104529
The formulation of the wax material for electroformation
The invention provides 4 different formulations of the wax material for the wax mould to be used for electroformation. They all contain rosin, sichuan wax, earth wax as their chief ingre...
100
87104736
Process for zinc plating of articles
The present invention relates to electroplating, more particularly to the zinc electroplating method for steel or zinc-aluminum alloy articles. The present method is to let zinc precipit...