Railway lubricating oil

Details Railway lubricating oil Railway lubricating oil

1986-11-25

1988-08-16

Howard, Jacqueline V.

Compositions

Preservative agents

Anti-corrosion

252 427, 252 515A, 252 56R, C10M13510

Patent

active

047642963

ABSTRACT:
A lubricating oil composition for railway diesel engines is disclosed which comprises a lubricating oil base, an ashless dispersant, a mixture of overbased alkaline earth metal alkylphenolate and alkyl sulfonate compounds, and a polyhydroxy compound of up to 60 carbon atoms or a mixture of a polyhydroxy compound of up to 60 carbon atoms and a chlorinated hydrocarbon.

REFERENCES:
patent: 3933659 (1976-01-01), Lyle et al.
patent: 4304678 (1981-12-01), Schick et al.
patent: 4336149 (1982-06-01), Erdman
patent: 4376056 (1983-03-01), Erdman
patent: 4505829 (1985-03-01), Wisotsky
patent: 4584112 (1986-04-01), Erdman

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