Method and apparatus for determination of lubricant stability

Chemistry: analytical and immunological testing – Lubricant – grease – mineral oil – hydrocarbon oil product – or...

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422 80, 422 94, 436160, G01N 3330

Patent

active

044382030

ABSTRACT:
Method and apparatus for determining when a lubricant has reached the end its useful life due to oxidative degradation. The apparatus continuously monitors the evolution of gaseous emission from the lubricant when subjected to oxidizing conditions, and detects the increased gas emission accompanying oxidative breakdown.

REFERENCES:
patent: 4007629 (1977-02-01), Hochstein
patent: 4155713 (1979-05-01), Mahoney
patent: 4250142 (1981-02-01), Kollmai
patent: 4310487 (1982-01-01), Yamada et al.

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