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:
Feb. 12, 1980
Filed:
Jun. 13, 1978
Applicant:
Inventor:
Stanley R Scales, Houston, TX (US);
Assignee:
Hughes Tool Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21D / ; E21B / ;
U.S. Cl.
CPC ...
148 155 ; 148 165 ; 148 315 ;
Abstract
Disclosed herein are treatments for the manufacture of wear resistant steel surfaces, which are carburized, boronized, quenched and tempered for extreme surface hardness, with a strong, tough supporting base that minimizes fracturing of the brittle boronized case.