Method and apparatus for adding additives to lubricating oil

Details Method and apparatus for adding additives to lubricating oil Method and apparatus for adding additives to lubricating oil

1990-10-31

1991-11-26

Wolfe, Willis R.

Internal-combustion engines

Lubricators

Crankcase, pressure control

123196M, 340438, 73 64, F01M 902

Patent

active

050674552

ABSTRACT:
Additive is supplied to the lubricating oil by an additive supplying pump according to TBN of the lubricating oil which is detected by a TBN sensor which detects the current produced by the impressed voltage. TBN is kept between 0 and 2.

REFERENCES:
patent: 2302552 (1942-11-01), Johnson
patent: 2435707 (1948-02-01), Bray et al.
patent: 2898902 (1959-08-01), Vogel
patent: 3314884 (1967-04-01), Cover
patent: 4497200 (1985-02-01), Tournier
patent: 4506337 (1985-03-01), Yasuhara
patent: 4629334 (1986-12-01), Hochstein
patent: 4733556 (1988-03-01), Meitzler et al.
patent: 4741204 (1988-05-01), Luck et al.
patent: 4792791 (1988-12-01), Cipris et al.

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