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:
Mar. 06, 2007
Filed:
May. 25, 2004
Alexander Zazovsky, Houston, TX (US);
Jian Zhou, Sugar Land, TX (US);
Christopher Del Campo, Houston, TX (US);
Golchehreh Salamat, Sugar Land, TX (US);
Diankui Fu, Missouri City, TX (US);
Jese C. Lee, Sugar Land, TX (US);
Alexander Zazovsky, Houston, TX (US);
Jian Zhou, Sugar Land, TX (US);
Christopher Del Campo, Houston, TX (US);
Golchehreh Salamat, Sugar Land, TX (US);
Diankui Fu, Missouri City, TX (US);
Jese C. Lee, Sugar Land, TX (US);
Schlumberger Technology Corporation, Sugar Land, TX (US);
Abstract
A composition for use in an oil chamber of a tool includes a hydraulic oil; and a surfactant, wherein the surfactant is present at an amount sufficient to form micelles in the hydraulic oil. The composition may further include an amphiphilic copolymer. A method includes providing a hydraulic fluid composition comprising a hydraulic oil and a surfactant capable of forming micelles in the hydraulic oil; and filling a hydraulic chamber in the tool with the hydraulic fluid composition. The hydraulic fluid composition may further include an amphiphilic copolymer.