Search Images Maps Play YouTube News Gmail Drive More »
Advanced Patent Search | Web History | Sign in

Patents

Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US477545818 Dec 19864 Oct 1988Betz Laboratories, Inc.Multifunctional antifoulant compositions and methods of use thereof
US477545914 Nov 19864 Oct 1988Betz Laboratories, Inc.Method for controlling fouling deposit formation in petroleum hydrocarbons or petrochemicals
US480445621 Jan 198814 Feb 1989Betz Laboratories, Inc.Method for controlling fouling deposit formation in petroleum hydrocarbons or petrochemicals
US492756117 Jun 198822 May 1990Betz Laboratories, Inc.Multifunctional antifoulant compositions
US502649311 Jun 199025 Jun 1991Ethyl Petroleum Additives, Inc.Reduced ash content lubricants
US544947031 May 199412 Sep 1995The Lubrizol CorporationOverbased alkali salts and methods for making same
US548630021 Jul 199423 Jan 1996The Lubrizol CorporationLubricating compositions
US549094528 Apr 199413 Feb 1996The Lubrizol CorporationLubricating compositions and concentrates
US55628643 Nov 19948 Oct 1996The Lubrizol CorporationLubricating compositions and concentrates
US561448025 Jul 199425 Mar 1997The Lubrizol CorporationLubricating compositions and concentrates
US725012611 Aug 200431 Jul 2007Fleetguard, Inc.Acid-neutralizing filter media
US752037118 Nov 200521 Apr 2009Lutek, LLCMaterials and processes for reducing combustion by-products in a lubrication system for an internal combustion engine
US791385810 Jul 200729 Mar 2011Fleetguard, Inc.Acid-neutralizing filter media
US801612520 May 200513 Sep 2011Lutek, LLCMaterials, filters, and systems for immobilizing combustion by-products and controlling lubricant viscosity