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:
Jun. 19, 2012
Filed:
Dec. 23, 2008
B. Raghava Reddy, Duncan, OK (US);
Krishna Ravi, Kingwood, TX (US);
Michael Szymanski, Duncan, OK (US);
Dale Jamison, Humble, TX (US);
Donald Whitfill, Kingwood, TX (US);
B. Raghava Reddy, Duncan, OK (US);
Krishna Ravi, Kingwood, TX (US);
Michael Szymanski, Duncan, OK (US);
Dale Jamison, Humble, TX (US);
Donald Whitfill, Kingwood, TX (US);
Halliburton Energy Services Inc., Duncan, OK (US);
Abstract
The present invention provides variable density fluid compositions and methods for using such compositions in a subterranean formation. One exemplary embodiment of the variable density fluid compositions of the present invention comprises a variable density fluid comprising: a base fluid, and a portion of variable pressure weighting material particles.