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. 04, 2002
Filed:
Jul. 23, 1999
Ron A. Rose, Alto, TX (US);
Grinding & Sizing Co., Inc., Lufkin, TX (US);
Abstract
The present invention discloses a method of performing drilling operations wherein a drilling fluid is circulated in a well being drilled in the ground comprising the steps of grinding a tannin-containing organic waste to form granules, adding the ground tannin-containing organic waste product to the drilling fluid, and circulating the drilling fluid with the ground tannin-containing organic waste product in the well while drilling operations are being carried out. In a preferred embodiment, tannin-containing organic waste products include grape pomace, tomato pomace, yellow pine bark, yellow pine, wood bark and the like.
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