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:
Dec. 09, 1986
Filed:
Mar. 04, 1985
George Kalfoglou, Houston, TX (US);
Texaco Inc., White Plains, NY (US);
Abstract
The disclosed sacrificial agent invention is a method of injecting a solution containing about 0.1% to about 10% by weight of a mixture of at least two sacrificial agents, wherein one sacrificial agent is a lignosulfonate and the second sacrificial agent is a carbohydrate, more specifically, a starch or cellulose derivative. The starch or cellulose derivative suitable for the second sacrificial agent can be found in the group comprising alkoxylated starch, esterified starch, oxidized starch, phosphated starch, alkoxylated cellulose, carboxyalkyl cellulose, carboxyalkylalkoxylated cellulose, alkylalkoxylated cellulose, cellulose sulfates and cellulose acetate sulfates.