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:
Sep. 01, 2020
Filed:
Sep. 13, 2016
Applicant:
M-i Drilling Fluids Uk Ltd, Aberdeen, GB;
Inventor:
Claire Rosaleen Galloway McLean, East Lothian, GB;
Assignee:
M-I DRILLING FLUIDS UK LTD, Aberdeen, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B07B 1/46 (2006.01); B07B 13/04 (2006.01); B07B 1/36 (2006.01);
U.S. Cl.
CPC ...
B07B 1/4663 (2013.01); B07B 1/4609 (2013.01); B07B 1/4645 (2013.01); B07B 13/04 (2013.01); B07B 1/36 (2013.01);
Abstract
An apparatus having a screen frame with a first screening surface and multiple openings is disclosed. The openings can be bounded by at least one mating surface. One or more screen filter unit having a second screening surface can be disposed in one of the openings of the screen frame. The one or more screen filter unit can have one or more sealing surface that can be coupled to the at least one mating surface of the screen frame.