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.

Date of Patent:
Oct. 17, 2017

Filed:

Mar. 24, 2015
Applicant:

Newpark Mats & Integrated Services Llc, The Woodlands, TX (US);

Inventors:

Aaron William Dugas, Carencro, LA (US);

Kenneth Edward Durio, Arnaudville, LA (US);

James Kerwin McDowell, Lafayette, LA (US);

Randy Paul Bordelon, Opelousas, LA (US);

Richard Lamar Edwards, Jr., Lafayette, LA (US);

Assignee:

Newpark Mats & Integrated Services LLC, The Woodlands, TX (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/03 (2006.01); E21B 33/02 (2006.01);
U.S. Cl.
CPC ...
E21B 33/03 (2013.01); E21B 33/02 (2013.01);
Abstract

Apparatus useful for providing a liquid-tight seal around cellar formed around a hydrocarbon exploration or production well includes a reusable load-supporting surface having at least two mats surrounding and spaced-away from the borehole opening. At least one spanner is configured to extend between the cellar wall and mats. At least one elongated spanner support is used to mechanically couple one or more spanners to the cellar wall. At least one elongated lip support is used to mechanically couple one or more spanners to the mats.


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