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:
Sep. 25, 2001
Filed:
Sep. 03, 1997
Applicant:
Inventor:
Edward J. McCrink, Rancho Santa Fe, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L 1/100 ; F16L 9/14 ; F16L 9/00 ;
U.S. Cl.
CPC ...
F16L 1/100 ; F16L 9/14 ; F16L 9/00 ;
Abstract
The invention provides methods of manufacturing hardened stainless steel tubing, pipe, shafts and assemblies. The present inventions also provides stainless steel shafts, tubing, pipe or assemblies reinforced with stainless steel members brazed and hardened within the shafts, tubing, pipe or assemblies.