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. 10, 1980
Filed:
Mar. 24, 1978
Applicant:
Inventors:
William G Ford, Duncan, OK (US);
Tommy R Gardner, Duncan, OK (US);
Assignee:
Halliburton Company, Duncan, OK (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; E21B / ;
U.S. Cl.
CPC ...
252 / ; 134 40 ; 166304 ; 252 / ;
Abstract
Asphaltenic and paraffinic containing deposits are removed by contacting the deposits with an aqueous dispersion of a hydrocarbon solvent, an amine and a nonionic alkylated aryl polyether alcohol.