Apparatus and method for recovery and recycle of tracer gas...

Details Apparatus and method for recovery and recycle of tracer gas... Apparatus and method for recovery and recycle of tracer gas...

2005-02-08

2005-02-08

Williams, Hezron (Department: 2856)

Measuring and testing

Speed, velocity, or acceleration

With means for retaining reading

C073S001220, C073S491000, C073S492000, C073S493000

Reexamination Certificate

active

06851316

ABSTRACT:
An apparatus and method for recovering and recycling a tracer gas from a leak testing process. The apparatus comprises a leak testing section, a gas recovery/blending section, and a gas analysis/recycle section. The leak testing section operates to perform various leak testing functions and comprises a plurality of test parts, a plurality of gas supply valves, and a plurality of gas discharge valves. The gas recovery/blending section functions to blend gases together and comprises a virgin gas storage means associated with a flow control means and a recovered gas storage means having a pressure analysis means and recovered gas analysis means. The gas analysis/recycle section operates to analyze, store, and deliver a tracer gas and comprises compressor, blended gas storage means, blended gas analysis means, pressure analysis/adjustment means, and temperature analysis means. In preferred embodiments, the gas analysis/recycle section also includes a vent, compressor bypass loop, and a recycled gas analysis means.

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