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. 11, 2015

Filed:

Oct. 27, 2011
Applicants:

Soma Chakraborty, Houston, TX (US);

Anthony A. Digiovanni, Houston, TX (US);

Gaurav Agrawal, Aurora, CO (US);

Danny E. Scott, Montgomery, TX (US);

Vipul Mathur, Houston, TX (US);

Inventors:

Soma Chakraborty, Houston, TX (US);

Anthony A. DiGiovanni, Houston, TX (US);

Gaurav Agrawal, Aurora, CO (US);

Danny E. Scott, Montgomery, TX (US);

Vipul Mathur, Houston, TX (US);

Assignee:

BAKER HUGHES INCORPORATED, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B 1/00 (2006.01); B24D 11/00 (2006.01); E21B 10/567 (2006.01); B22F 1/02 (2006.01); B22F 5/00 (2006.01);
U.S. Cl.
CPC ...
E21B 10/567 (2013.01); B22F 1/02 (2013.01); B22F 2005/001 (2013.01); B22F 2998/00 (2013.01);
Abstract

Coated diamond particles have solid diamond cores and at least one graphene layer. Methods of forming coated diamond particles include coating diamond particles with a charged species and coating the diamond particles with a graphene layer. A composition includes a substance and a plurality of coated diamond particles dispersed within the substance. An intermediate structure includes a hard polycrystalline material comprising a first plurality of diamond particles and a second plurality of diamond particles. The first plurality of diamond particles and the second plurality of diamond particles are interspersed. A method of forming a polycrystalline compact includes catalyzing the fox of inter-granular bonds between adjacent particles of a plurality of diamond particles having at least one graphene layer.


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