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. 30, 2022

Filed:

Feb. 10, 2020
Applicant:

Schlumberger Technology Corporation, Sugar Land, TX (US);

Inventors:

Jose Alberto Ortega Andrade, Houston, TX (US);

Jiangshui Huang, Sugar Land, TX (US);

Bernhard R. Lungwitz, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/80 (2006.01); C04B 35/622 (2006.01); C04B 35/111 (2006.01); C09K 8/92 (2006.01);
U.S. Cl.
CPC ...
C09K 8/80 (2013.01); C04B 35/1115 (2013.01); C04B 35/622 (2013.01); C09K 8/92 (2013.01); C04B 2235/444 (2013.01); C04B 2235/449 (2013.01); C04B 2235/6023 (2013.01); C04B 2235/94 (2013.01);
Abstract

A method for forming rod-shaped particles includes reducing a length of rods derived from a slurry made up of particles and a reactant, wherein the rods are in a stabilized state in which the reactant has been at least partially reacted with a coagulant, but the rods have not been sintered, and subsequently sintering the reduced length stabilized rods. The reducing the length of the stabilized rods includes subjecting the stabilized rods to mechanical vibration applied by a device, or feeding the stabilized rods through a device having a rotating cutting mechanism.


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