US Patent 7241723 Bearing cleaning composition and method of use

Patent 7241723 was granted and assigned to NCH Corporation on July, 2007 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Current Assignee

NCH Corporation

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7241723

Date of Patent

July 10, 2007

Patent Application Number

10655860

Date Filed

September 5, 2003

Patent Citations Received

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US Patent 11661563 Composition and method of manufacturing and using extremely rheopectic sulfonate-based greases

Patent Primary Examiner

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Patrick Niland

Patent abstract

A composition for cleaning bearings in rotating equipment and industrial machinery that contains powdered limestone having a high calcium content dispersed in a calcium sulfonate grease, together with a colorant that readily enables a user to differentiate between contaminated grease, cleaning composition and fresh grease. A method is also disclosed that enables a user to clean and re-lubricate bearings without the need for removing the bearings from service or for shutting down the associated equipment or machinery.