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:
Nov. 22, 2016
Filed:
Dec. 30, 2008
Applicant:
John Phipps, Cheshire, GB;
Inventor:
John Phipps, Cheshire, GB;
Assignee:
COKEBUSTERS LTD., Chester, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B 9/04 (2006.01); B08B 9/055 (2006.01); F16L 55/26 (2006.01); F16L 55/40 (2006.01);
U.S. Cl.
CPC ...
B08B 9/0553 (2013.01); F16L 55/26 (2013.01); F16L 55/40 (2013.01);
Abstract
A scraper pig for cleaning tubes and pipelines comprising a flexible core provided with a casing in which scraper studs are embedded in a manner whereby they protrude sufficiently to perform a cleaning action when they are propelled through the tube. A method for the manufacture of the pig and the design of the stud is also provided.