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Laurie E. Collins
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Regina, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Differential quench method and apparatus
Patent number
6,557,622
Issue date
May 6, 2003
IPSCO Enterprises Inc.
William R. Frank
C21 - METALLURGY OF IRON
Information
Patent Grant
Differential quench method and apparatus
Patent number
6,374,901
Issue date
Apr 23, 2002
IPSCO Enterprises Inc.
William R. Frank
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of producing martensite-or bainite-rich steel using steckel...
Patent number
6,264,767
Issue date
Jul 24, 2001
IPSCO Enterprises Inc.
William R. Frank
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
Hydrogen-induced-cracking resistant and sulphide-stress-cracking re...
Publication number
20030136476
Publication date
Jul 24, 2003
Randy O'Hara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Hydrogen-induced-cracking resistant and sulphide-stress-cracking re...
Publication number
20030116231
Publication date
Jun 26, 2003
Randy D. O'Hara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Differential quench method and apparatus
Publication number
20020129921
Publication date
Sep 19, 2002
William R. Frank
C21 - METALLURGY OF IRON
Information
Patent Application
Method and apparatus for producing steel
Publication number
20020104597
Publication date
Aug 8, 2002
Ipsco Enterprises Inc.
William R. Frank
C21 - METALLURGY OF IRON