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Guocai CHAI
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Sandviken, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Duplex stainless steel
Patent number
11,248,285
Issue date
Feb 15, 2022
Sandvik Intellectual Property AB
Eleonora Bettini
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for manufacturing a product of commercially pure titanium
Patent number
10,612,117
Issue date
Apr 7, 2020
Sandvik Intellectual Property AB
Raghuveer Gaddam
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Austenitic alloy
Patent number
10,487,378
Issue date
Nov 26, 2019
Sandvik Intellectual Property AB
Guocai Chai
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing a nano-twinned titanium material by casting
Patent number
10,378,093
Issue date
Aug 13, 2019
Sandvik Intellectual Property AB
Guocai Chai
C21 - METALLURGY OF IRON
Information
Patent Grant
Austenitic alloy
Patent number
9,587,295
Issue date
Mar 7, 2017
Sandvik Intellectual Property AB
Guocai Chai
C21 - METALLURGY OF IRON
Information
Patent Grant
TWIP and nano-twinned austenitic stainless steel and method of prod...
Patent number
8,906,171
Issue date
Dec 9, 2014
Sandvik Intellectual Property
Ulrika Magnusson
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Duplex stainless steel
Patent number
6,749,697
Issue date
Jun 15, 2004
Sandvik AB
Örjan Bergström
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of reducing the formation of primary platelet-shaped beta-ph...
Patent number
6,267,829
Issue date
Jul 31, 2001
Opticast AB
Lennart Bäckerud
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
A MARTENSITIC STAINLESS ALLOY
Publication number
20220235444
Publication date
Jul 28, 2022
AB SANDVIK MATERIALS TECHNOLOGY
Sara WIKLUND
C21 - METALLURGY OF IRON
Information
Patent Application
NEW DUPLEX STAINLESS STEEL
Publication number
20210156013
Publication date
May 27, 2021
Sandvik Intellectual Property AB
Eleonora BETTINI
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS FOR MANUFACTURING A PRODUCT OF COMMERCIALLY PURE TITANIUM
Publication number
20180051365
Publication date
Feb 22, 2018
SANDVIK INTELECTUAL PROPERTY AB
Raghuveer GADDAM
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
AUSTENITIC ALLOY
Publication number
20170121796
Publication date
May 4, 2017
Sandvik Intellectual Property AB
Guocai CHAI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD OF PRODUCING A NANO-TWINNED TITANIUM MATERIAL BY CASTING
Publication number
20150034216
Publication date
Feb 5, 2015
Guocai Chai
C21 - METALLURGY OF IRON
Information
Patent Application
Austenitic alloy
Publication number
20140348699
Publication date
Nov 27, 2014
Guocai Chai
C21 - METALLURGY OF IRON
Information
Patent Application
TWIP AND NANO-TWINNED AUSTENITIC STAINLESS STEEL AND METHOD OF PROD...
Publication number
20140328715
Publication date
Nov 6, 2014
Sandvik Intellectual Property AB
Ulrika Magnusson
C21 - METALLURGY OF IRON