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.:
Date of Patent:
Jul. 17, 2001
Filed:
Mar. 10, 1999
Applicant:
Inventor:
Robert B. Carr, Brookline, MA (US);
Assignee:
Sail Star Limited, Causeway Bay, HK;
Primary Examiner:
Int. Cl.
CPC ...
D06F 4/308 ;
U.S. Cl.
CPC ...
D06F 4/308 ;
Abstract
A dry cleaning process and system for cleaning articles disposed in a cleaning chamber having a rotatable member therein, using carbon dioxide (CO,) from a storage tank. The process includes causing a pressure differential between the storage tank and the cleaning chamber, filling the cleaning chamber with a predetermined amount of liquid CO,enabling flow of liquid CO,from the storage tank to the cleaning chamber in response to the pressure differential, and rotating the rotatable member.