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:
Apr. 16, 2019
Filed:
Sep. 22, 2016
Applicants:
Ypf Tecnologia SA, Ciudad Autonoma de Buenos Aires, AR;
Ionar SA, Prov. de Buenos Aires, AR;
Inventors:
Guillermo Rodolfo Carfi, Ciudad Autonoma de Buenos Aires, AR;
Pablo Gabriel Cirimello, Ciudad Autonoma de Buenos Aires, AR;
Amado Cabo, Provincia de Buenos Aires, AR;
Assignees:
YPF TECNOLOGIA SA, Autónoma de Buenos Aires, AR;
IONAR SA, Prov. de Buenos Aires, AR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 1/01 (2006.01); F04B 53/14 (2006.01); F16J 1/00 (2006.01); C21D 9/00 (2006.01); C21D 1/18 (2006.01); C23C 8/38 (2006.01); C23C 8/80 (2006.01); F04B 15/02 (2006.01); F04B 47/02 (2006.01);
U.S. Cl.
CPC ...
F16J 1/01 (2013.01); C21D 1/18 (2013.01); C21D 9/0068 (2013.01); C23C 8/38 (2013.01); C23C 8/80 (2013.01); F04B 15/02 (2013.01); F04B 47/02 (2013.01); F04B 53/14 (2013.01); F16J 1/001 (2013.01);
Abstract
Steel plungers for hydraulic fracturing pumps having enhanced surface hardness properties, preferably made of alloyed steel and a method for manufacturing said plungers, comprising an ion nitriding process.