Title: Method and device of supplying LPG-air mixt. under negative pressure
Application Number: 85103588 Application Date: 1985.05.22
Publication Number: 1005006 Publication Date: 1986.11.19
Approval Pub. Date: Granted Pub. Date: 1988.04.13
International Classifi-cation: B01F3/02
Applicant(s) Name: General Research Inst. of Iron Address:
Inventor(s) Name:
Attorney & Agent: CHENG GUANGHU
Abstract:
     This invention describes an aggregate consisting mainly of a diaphram compressor for supplying gas-air mixture under reduced pressure. By adjusting the flows of gases thrugh needle valves and flowmeters, the ratio of gases can be varied or fixed at any time, so as to effect steady and safe prodn. At the same time the aggregate is provided with a contril system consisting of reed relay, magnetic and electromagnetic valves, and therefore can be controlled automatically. The aggregate is simple and easily adjiesable.
Time: 10
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