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:
Aug. 02, 2022

Filed:

Sep. 14, 2018
Applicant:

Hydril Usa Distribution Llc, Houston, TX (US);

Inventors:

Jamie Clay Gamble, Houston, TX (US);

Eric Larson, Houston, TX (US);

Brian Baker, Houston, TX (US);

Daya Singh, Houston, TX (US);

Joseph Incavo, Houston, TX (US);

William Miller, Houston, TX (US);

Melissa Newbury, Houston, TX (US);

Mark Reinmuller, Houston, TX (US);

Assignee:

Hydril USA Distribution LLC, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/06 (2006.01); C22C 19/07 (2006.01); C22F 1/10 (2006.01); C21D 1/42 (2006.01); B32B 15/01 (2006.01);
U.S. Cl.
CPC ...
E21B 33/063 (2013.01); B32B 15/013 (2013.01); C21D 1/42 (2013.01); C22C 19/07 (2013.01); C22F 1/10 (2013.01);
Abstract

An apparatus is disclosed as including a first material volume with at least a hardened portion and a second material volume that includes at least two layers. The first material volume is composed of at least a hardenable alloy of steel. The at least two layers is located adjacent to a first surface comprising the hardened portion of the first material volume. The at least two layers includes a first layer composed of at least a ductile low-carbon alloy of steel and a second layer composed of at least a cobalt-based hardfacing over the first layer. The apparatus is applicable in preparing shear ram blocks and shear ram blades to provide a hardened blade edge with an adjacent hardfacing surface.


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