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:
Nov. 23, 2010
Filed:
May. 04, 2007
Applicants:
Richard F. Stevens, Jr., Sugar Land, TX (US);
Mingjie KE, Spring, TX (US);
Qi Qu, Spring, TX (US);
Inventors:
Assignee:
BJ Services Company LLC, Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C23F 11/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A corrosion inhibitor package containing an acetylenic amine or acetylenic alcohol enables a sulfur-free method for protecting metal tubulars and equipment. The package has particular applicability in the protection of carbon steel tubulars in high density brines at elevated temperatures. The corrosion inhibitor package may contain a transition metal oxide as a corrosion inhibitor intensifier.