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:
Aug. 08, 1978
Filed:
Dec. 15, 1976
Applicant:
Inventor:
Clarence E Anderson, Edmonton, CA;
Assignee:
Texaco Exploration Canada Ltd., Calgary, CA;
Primary Examiner:
Int. Cl.
CPC ...
F15D / ;
U.S. Cl.
CPC ...
138 44 ; 166 91 ;
Abstract
An abrasive resistant choke assembly. It is especially for use in withstanding the abrasive action of sharp particles of silt and sand that are carried by hot fluids flowing under pressure from producing wells. It includes a choke passage with an inlet end that has an angle of taper of less than 8.degree..