Chemistry: analytical and immunological testing – Hydrocarbon – Aromatic
Patent
1993-09-01
1994-04-26
Housel, James C.
Chemistry: analytical and immunological testing
Hydrocarbon
Aromatic
436 39, 436 40, 436 60, 436139, G01N 3300, G01N 3100
Patent
active
053066430
ABSTRACT:
A method for detecting low level of alkylbenzene or mineral oil impurity in polyol ester lubricants for compressors. This method comprises mixing a mixture of alcohol and water with a sample of the lubricant and then observe the presence or absence of turbidity.
REFERENCES:
patent: 174506 (1876-03-01), Everest
patent: 4203725 (1980-05-01), Snowden, Jr. et al.
patent: 4686192 (1987-08-01), Fisher
patent: 4873056 (1989-10-01), Fisher
Merck Index, 11th Edition, Merck & Co., Inc. (1989), entry 5868.
Berge Jeffrey B.
Sadhir Rajender K.
Cano Milton I.
Housel James C.
Moran M. J.
Westinghouse Electric Corp.
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