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:
May. 18, 2021
Filed:
Feb. 23, 2015
Carbo Ceramics Inc., Houston, TX (US);
National Technology & Engineering Solutions of Sandia, Llc, Albuquerque, NM (US);
Chad Cannan, Cypress, TX (US);
Lewis Bartel, Albuquerque, NM (US);
Terry Palisch, Richardson, TX (US);
David Aldridge, Albuquerque, NM (US);
Todd Roper, Katy, TX (US);
CARBO CERAMICS INC., Houston, TX (US);
NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA, LLC, Albuquerque, NM (US);
Abstract
Electrically conductive sintered, substantially round and spherical particles and methods for producing such electrically conductive sintered, substantially round and spherical particles from an alumina-containing raw material. Methods for using such electrically conductive sintered, substantially round and spherical particles in hydraulic fracturing operations.