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. 31, 2019
Filed:
Sep. 14, 2017
Applicant:
Redseal Limited, Aberdeen, GB;
Inventor:
Martin McKenzie, Aberdeenshire, GB;
Assignee:
Redseal Limited, Aberdeen, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J 15/16 (2006.01); F16J 15/3284 (2016.01); F16J 15/40 (2006.01); E21B 33/08 (2006.01);
U.S. Cl.
CPC ...
F16J 15/16 (2013.01); E21B 33/08 (2013.01); F16J 15/168 (2013.01); F16J 15/3284 (2013.01); F16J 15/40 (2013.01);
Abstract
A device to provide a seal between a housing for a moving element such as a drill chain, piston or the like and the moving element. The device comprising a storage well to retain seal material, the block having an outlet connecting with an aperture in a housing enabling seal material to flow into the space between a housing and the moving element and form a seal, the device further including an inlet port enabling seal material precursor to be added into the block, and pressurising means to pressurise the seal material precursor and force it out of the aperture.