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:
Oct. 19, 2004
Filed:
Aug. 19, 2002
Applicant:
Inventors:
Kevin W. Smith, McMurray, PA (US);
Joseph Miller, Aliquippa, PA (US);
Larry W. Gatlin, Floresville, TX (US);
Assignee:
Clearwater International, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 7/00 ; B01D 1/904 ; B01D 1/705 ;
U.S. Cl.
CPC ...
C09K 7/00 ; B01D 1/904 ; B01D 1/705 ;
Abstract
Compounds of the formula H(CH ) COO—[C H O] C H where z is 0-2, x is an integer from 1 to 5 and y is an integer from 4-9 are used as emulsion breakers and defoamers in formation treatment fluids in the recovery of hydrocarbons from subterranean formations. A preferred material has the formula HCOO—[C H O] C H .
Smith, Kevin. (2004). Topical defoamer and demulsifier (U.S. Patent No. 6806234). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6806234
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile