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. 27, 1998
Filed:
Apr. 04, 1997
Phillip C Harris, Duncan, OK (US);
Michael A McCabe, Duncan, OK (US);
Lewis R Norman, Duncan, OK (US);
Ronald J Powell, Duncan, OK (US);
Chris E Shuchart, Norman, OK (US);
Billy F Slabaugh, Marlow, OK (US);
John M Terracina, Duncan, OK (US);
Joseph G Yaritz, Marlow, OK (US);
Other;
Abstract
The present invention provides borate cross-linked well treating fluids and methods of preparing and using the fluids in treating wells such as fracturing subterranean zones therein. The improved cross-linked treating fluids are basically comprised of water, a hydrated galactomannan gelling agent and a borate composition for buffering the treating fluid and cross-linking the hydrated galactomannan gelling agent comprised of water, a soluble boron source and an alkanolamine or alkylamine.