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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 10457887 B1

PDFFull Text
Date of Patent:
Oct. 29, 2019

Filed:

May. 18, 2016

Trunk piston engine oil composition

Applicant:

Chevron Oronite Technology B.v., San Ramon, CA (US);

Inventor:

Wilhelmus Petrus Antonie van Houten, Prinsenbeek, NL;

Assignee:

CHEVRON ORONITE TECHNOLOGY B.V., Rotterdam, NL;

Attorneys:

Thomas P. Weber

Michael Sungjoon Pio

Primary Examiner:

Cephia D Toomer

Int. Cl.
CPC ...
C10M 169/04 (2006.01); C10M 101/02 (2006.01); C10M 129/54 (2006.01); C10M 133/58 (2006.01); C10N 30/02 (2006.01); C10N 30/08 (2006.01); C10N 30/10 (2006.01); C10N 40/25 (2006.01);
U.S. Cl.
CPC ...
C10M 169/04 (2013.01); C10M 101/02 (2013.01); C10M 129/54 (2013.01); C10M 133/58 (2013.01); C10M 169/045 (2013.01); C10M 2203/1006 (2013.01); C10M 2203/1025 (2013.01); C10M 2203/1045 (2013.01); C10M 2207/262 (2013.01); C10M 2215/28 (2013.01); C10M 2215/30 (2013.01); C10M 2223/045 (2013.01); C10N 2030/02 (2013.01); C10N 2030/08 (2013.01); C10N 2030/10 (2013.01); C10N 2040/25 (2013.01); C10N 2210/02 (2013.01); C10N 2220/021 (2013.01); C10N 2230/02 (2013.01); C10N 2230/04 (2013.01); C10N 2230/08 (2013.01); C10N 2230/10 (2013.01); C10N 2230/43 (2013.01); C10N 2230/52 (2013.01); C10N 2240/10 (2013.01); C10N 2240/102 (2013.01); C10N 2260/00 (2013.01);
Abstract

A low sulfur marine distillate fuel trunk piston diesel engine lubricating oil composition comprising (a) a major amount of a Group I base oil or a Group II base oil or mixtures thereof; (b) at least one or more detergents comprising at least one overbased salt of an alkyl-substituted hydroxybenzoic acid; and (c) a succinimide dispersant derived from polyalkylene having a number average molecular weight (Mn) of 1400-3000; wherein the succinimide dispersant is present at greater than 1.20 wt. % on an actives basis; and the TBN of the composition is less than 30 mg KOH/g.

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van Houten, Wilhelmus Petrus Antonie. (2019). Trunk piston engine oil composition (U.S. Patent No. 10457887). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10457887

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