during chemical change of surfaces

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CPC
C21D1/72

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CCHEMISTRY METALLURGY C21Iron metallurgy C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHER TREATMENTS C21D1/00General methods or devices for heat treatments

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C21D1/72during chemical change of surfaces

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Protective surface on stainless steel
- Patent number 11,859,291
- Issue date Jan 2, 2024
- Nova Chemicals (International) S.A.
- Vasily Simanzhenkov
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Annealing separator for oriented electrical steel sheet, oriented e...
- Patent number 11,505,843
- Issue date Nov 22, 2022
- Posco
- Chang Soo Park
- C21 - METALLURGY OF IRON
Information Patent Grant
Protective surface on stainless steel
- Patent number 11,035,031
- Issue date Jun 15, 2021
- Nova Chemicals (International) S.A.
- Vasily Simanzhenkov
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Endless metal ring manufacturing method and endless metal ring resi...
- Patent number 10,926,310
- Issue date Feb 23, 2021
- Toyota Jidosha Kabushiki Kaisha
- Mitsue Koga
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Endless metal ring manufacturing method and endless metal ring resi...
- Patent number 10,843,245
- Issue date Nov 24, 2020
- Toyota Jidosha Kabushiki Kaisha
- Mitsue Koga
- B08 - CLEANING
Information Patent Grant
Process for manufacturing a recovery annealed coated steel substrat...
- Patent number 9,920,445
- Issue date Mar 20, 2018
- TATA STEEL IJMUIDEN BV
- Jean Joseph Campaniello
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing, from a preform made of austenitic stainless s...
- Patent number 9,914,986
- Issue date Mar 13, 2018
- AREVA NP
- Dominique Hertz
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for manufacturing a recovery annealed coated steel substrat...
- Patent number 9,797,058
- Issue date Oct 24, 2017
- TATA STEEL IJMUIDEN BV
- Jean Joseph Campaniello
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength hot-dip galvanized steel sheet excellent in impact re...
- Patent number 9,702,035
- Issue date Jul 11, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Hiroyuki Kawata
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Graphene-coated steel sheet, and method for manufacturing same
- Patent number 9,689,071
- Issue date Jun 27, 2017
- Posco
- Chan Cuk Hwang
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface treatment method for metal material and mold treated by sur...
- Patent number 9,644,255
- Issue date May 9, 2017
- Toyota Jidosha Kabushiki Kaisha
- Yuichi Furukawa
- B82 - NANO-TECHNOLOGY
Information Patent Grant
High strength steel sheet and method for manufacturing the same
- Patent number 9,598,743
- Issue date Mar 21, 2017
- JFE Steel Corporation
- Yusuke Fushiwaki
- C21 - METALLURGY OF IRON
Information Patent Grant
Evaporating material and method of manufacturing the same
- Patent number 9,434,002
- Issue date Sep 6, 2016
- ULVAC, Inc.
- Hiroshi Nagata
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for producing an iron-tin layer on a packaging steel substrate
- Patent number 9,382,636
- Issue date Jul 5, 2016
- Tata Steel Ijmuiden B.V.
- Ilja Portegies Zwart
- C21 - METALLURGY OF IRON
Information Patent Grant
Iron and steel material having quenched surface layer part, method...
- Patent number 8,545,642
- Issue date Oct 1, 2013
- Neturen Co., Ltd.
- Kengo Fukazawa
- C21 - METALLURGY OF IRON
Information Patent Grant
High speed tin plating process
- Patent number 8,197,663
- Issue date Jun 12, 2012
- Arkema Inc.
- Nicholas M. Martyak
- C21 - METALLURGY OF IRON
Information Patent Grant
Maintaining carburized case during neutral to the core heat treatme...
- Patent number 7,469,618
- Issue date Dec 30, 2008
- Smith International, Inc.
- Manikiran Bandi
- C21 - METALLURGY OF IRON
Information Patent Grant
Thermal cracking process using tubes, pipes, and coils made of nove...
- Patent number 7,156,979
- Issue date Jan 2, 2007
- Nova Chemicals (International) S.A.
- Leslie Wilfred Benum
- C21 - METALLURGY OF IRON
Information Patent Grant
Surface on a stainless steel matrix
- Patent number 6,824,883
- Issue date Nov 30, 2004
- Nova Chemicals (International) S.A.
- Leslie Wilfred Benum
- C21 - METALLURGY OF IRON
Information Patent Grant
Process of treating a stainless steel matrix
- Patent number 6,436,202
- Issue date Aug 20, 2002
- Nova Chemicals (International) S.A.
- Leslie Wilfred Benum
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel-tooth bit with improved toughness
- Patent number 6,374,704
- Issue date Apr 23, 2002
- Baker Hughes Incorporated
- Danny Eugene Scott
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Modified etching bath for the deposition of a protective surface ch...
- Patent number 6,355,121
- Issue date Mar 12, 2002
- Alcoa Inc.
- Susanne M. Opalka
- C21 - METALLURGY OF IRON
Information Patent Grant
Transition metal salt compositions that eliminate hydrogen absorpti...
- Patent number 5,985,059
- Issue date Nov 16, 1999
- Aluminum Company of America
- Susanne M. Opalka
- C21 - METALLURGY OF IRON
Information Patent Grant
Grain oriented electrical steel sheet having specular surface
- Patent number 5,782,998
- Issue date Jul 21, 1998
- Nippon Steel Corporation
- Yoshiyuki Ushigami
- C21 - METALLURGY OF IRON
Information Patent Grant
Patch for preventing carburization, nitriding or oxidation, and met...
- Patent number 5,330,813
- Issue date Jul 19, 1994
- Kabushiki Kaisha Nard Kenkyusho
- Kouichi Hirooka
- C21 - METALLURGY OF IRON
Information Patent Grant
Coating method to suppress porosity in Al-Li alloys
- Patent number 5,061,328
- Issue date Oct 29, 1991
- Grummann Aerospace Corporation
- John M. Papazian
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for selective decarburization of iron based material
- Patent number 4,885,043
- Issue date Dec 5, 1989
- International Business Machines Corporation
- Mohammed Y. Al-Jaroudi
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing composite welded components
- Patent number 4,814,026
- Issue date Mar 21, 1989
- Ford Motor Company
- Heinz Schlosser
- C21 - METALLURGY OF IRON
Information Patent Grant
Stop-off composition
- Patent number 4,790,888
- Issue date Dec 13, 1988
- Kolene Corporation
- Charles M. Bessey
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of preventing diffusion of N.sub.2, O.sub.2 or C in selected...
- Patent number 4,746,376
- Issue date May 24, 1988
- Kolene Corporation
- Charles M. Bessey
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING AN OXIDATION PROTECTION COATING AT LEAST IN RE...
- Publication number 20240287634
- Publication date Aug 29, 2024
- MTU Aero Engines AG
- Nils Weidlich
- C21 - METALLURGY OF IRON
Information Patent Application
ANNEALING SEPARATOR FOR ORIENTED ELECTRICAL STEEL SHEET, ORIENTED E...
- Publication number 20230042915
- Publication date Feb 9, 2023
- POSCO
- Chang Soo PARK
- C21 - METALLURGY OF IRON
Information Patent Application
PROTECTIVE SURFACE ON STAINLESS STEEL
- Publication number 20210214831
- Publication date Jul 15, 2021
- NOVA Chemicals Corporation
- Vasily Simanzhenkov
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
PROTECTIVE SURFACE ON STAINLESS STEEL
- Publication number 20190100833
- Publication date Apr 4, 2019
- NOVA Chemicals Corporation
- Vasily Simanzhenkov
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ENDLESS METAL RING MANUFACTURING METHOD AND ENDLESS METAL RING RESI...
- Publication number 20190009317
- Publication date Jan 10, 2019
- Toyota Jidosha Kabushiki Kaisha
- Mitsue Koga
- C21 - METALLURGY OF IRON
Information Patent Application
ENDLESS METAL RING MANUFACTURING METHOD AND ENDLESS METAL RING RESI...
- Publication number 20190009316
- Publication date Jan 10, 2019
- Toyota Jidosha Kabushiki Kaisha
- Mitsue Koga
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR HOT OR WARM FORMING A WORKPIECE AND PRODUCTION PLANT FOR...
- Publication number 20170321295
- Publication date Nov 9, 2017
- ThyssenKrupp Steel Europe AG
- Janko Banik
- C21 - METALLURGY OF IRON
Information Patent Application
High-Strength Hot-Dip Galvanized Steel Sheet Excellent in Impact Re...
- Publication number 20150083278
- Publication date Mar 26, 2015
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Hiroyuki KAWATA
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING, FROM A PREFORM MADE OF AUSTENITIC STAINLESS S...
- Publication number 20140254736
- Publication date Sep 11, 2014
- Dominique Hertz
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING A WEAR-RESISTANT AND CORROSION-RESISTANT STAIN...
- Publication number 20140247915
- Publication date Sep 4, 2014
- AREVA NP
- Dominique Hertz
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET EXCELLENT IN IMPACT RE...
- Publication number 20140227555
- Publication date Aug 14, 2014
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Hiroyuki Kawata
- B32 - LAYERED PRODUCTS
Information Patent Application
SURFACE TREATMENT METHOD FOR METAL MATERIAL AND MOLD TREATED BY SUR...
- Publication number 20140048182
- Publication date Feb 20, 2014
- Toyota Jidosha Kabushiki Kaisha
- Yuichi Furukawa
- B82 - NANO-TECHNOLOGY
Information Patent Application
METHOD OF PREPARATION PRIOR TO THE WELDING OF LITHIUM-ALUMINIUM ALL...
- Publication number 20140037984
- Publication date Feb 6, 2014
- CONSTELLIUM FRANCE
- Franck Eberl
- B32 - LAYERED PRODUCTS
Information Patent Application
Evaporating Material and Method of Manufacturing the Same
- Publication number 20140027083
- Publication date Jan 30, 2014
- Ulvac, Inc.
- Hiroshi Nagata
- C21 - METALLURGY OF IRON
Information Patent Application
Graphene-Coated Steel Sheet, and Method for Manufacturing Same
- Publication number 20130251998
- Publication date Sep 26, 2013
- POSTECH ACADEMY-INDUSTRY FOUNDATION
- Chan Cuk Hwang
- B82 - NANO-TECHNOLOGY
Information Patent Application
PROCESS FOR PRODUCING AN IRON-TIN LAYER ON A PACKAGING STEEL SUBSTRATE
- Publication number 20130183542
- Publication date Jul 18, 2013
- TATA STEEL IJMUIDEN B.V.
- Ilja Portegies Zwart
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
HIGH STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20130174946
- Publication date Jul 11, 2013
- Yusuke Fushiwaki
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
MANUFACTURING GALVANNEALED SHEETS BY HEAT-TREATING ELECTROLYTICALLY...
- Publication number 20120279868
- Publication date Nov 8, 2012
- VOESTALPINE STAHL GMBH
- Johann Gerdenitsch
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
NITRIDING PROCESS FOR MARAGING STEEL
- Publication number 20120241050
- Publication date Sep 27, 2012
- HONDA MOTOR CO., LTD.
- Masashi Takagaki
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH SPEED TIN PLATING PROCESS
- Publication number 20120217168
- Publication date Aug 30, 2012
- Arkema Inc.
- Nicholas M. Martyak
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
IRON AND STEEL MATERIAL HAVING QUENCHED SURFACE LAYER PART, METHOD...
- Publication number 20110186186
- Publication date Aug 4, 2011
- Kengo Fukazawa
- C21 - METALLURGY OF IRON
Information Patent Application
EVAPORATING MATERIAL AND METHOD OF MANUFACTURING THE SAME
- Publication number 20110189498
- Publication date Aug 4, 2011
- ULVAC, Inc.
- Hiroshi Nagata
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF PREPARATION PRIOR TO THE WELDING OF LITHIUM-ALUMINIUM ALL...
- Publication number 20110108170
- Publication date May 12, 2011
- ALCAN RHENALU
- Frank Eberl
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
EGR COOLER FOR VEHICLES AND METHOD OF MANUFACTURING THE SAME
- Publication number 20100051145
- Publication date Mar 4, 2010
- Hyundai Motor Company
- Jae Gyu Jung
- C21 - METALLURGY OF IRON
Information Patent Application
Methods and Systems for Preventing Iron Oxide Formulation and Decar...
- Publication number 20090007997
- Publication date Jan 8, 2009
- Thomas Wilson Tyl
- C21 - METALLURGY OF IRON
Information Patent Application
High Speed Tin Plating Process
- Publication number 20080283407
- Publication date Nov 20, 2008
- Nicholas M. Martyak
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
Maintaining carburized case during neutral to the core heat treatme...
- Publication number 20060042837
- Publication date Mar 2, 2006
- Smith International, Inc.
- Manikiran Bandi
- C21 - METALLURGY OF IRON
Information Patent Application
Surface on a stainless steel matrix
- Publication number 20050257857
- Publication date Nov 24, 2005
- Leslie Wilfred Benum
- C21 - METALLURGY OF IRON
Information Patent Application
Surface on a stainless steel matrix
- Publication number 20050077210
- Publication date Apr 14, 2005
- Leslie Wilfred Benum
- C21 - METALLURGY OF IRON

during chemical change of surfaces

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Protective surface on stainless steel

Annealing separator for oriented electrical steel sheet, oriented e...

Protective surface on stainless steel

Endless metal ring manufacturing method and endless metal ring resi...

Endless metal ring manufacturing method and endless metal ring resi...

Process for manufacturing a recovery annealed coated steel substrat...

Method for producing, from a preform made of austenitic stainless s...

Process for manufacturing a recovery annealed coated steel substrat...

High-strength hot-dip galvanized steel sheet excellent in impact re...

Graphene-coated steel sheet, and method for manufacturing same

Surface treatment method for metal material and mold treated by sur...

High strength steel sheet and method for manufacturing the same

Evaporating material and method of manufacturing the same

Process for producing an iron-tin layer on a packaging steel substrate

Iron and steel material having quenched surface layer part, method...

High speed tin plating process

Maintaining carburized case during neutral to the core heat treatme...

Thermal cracking process using tubes, pipes, and coils made of nove...

Surface on a stainless steel matrix

Process of treating a stainless steel matrix

Steel-tooth bit with improved toughness

Modified etching bath for the deposition of a protective surface ch...

Transition metal salt compositions that eliminate hydrogen absorpti...

Grain oriented electrical steel sheet having specular surface

Patch for preventing carburization, nitriding or oxidation, and met...

Coating method to suppress porosity in Al-Li alloys

Method for selective decarburization of iron based material

Method of producing composite welded components

Stop-off composition

Method of preventing diffusion of N.sub.2, O.sub.2 or C in selected...

Patents Applicationslast 30 patents

METHOD FOR PRODUCING AN OXIDATION PROTECTION COATING AT LEAST IN RE...

ANNEALING SEPARATOR FOR ORIENTED ELECTRICAL STEEL SHEET, ORIENTED E...

PROTECTIVE SURFACE ON STAINLESS STEEL

PROTECTIVE SURFACE ON STAINLESS STEEL

ENDLESS METAL RING MANUFACTURING METHOD AND ENDLESS METAL RING RESI...

ENDLESS METAL RING MANUFACTURING METHOD AND ENDLESS METAL RING RESI...

METHOD FOR HOT OR WARM FORMING A WORKPIECE AND PRODUCTION PLANT FOR...

High-Strength Hot-Dip Galvanized Steel Sheet Excellent in Impact Re...

METHOD FOR PRODUCING, FROM A PREFORM MADE OF AUSTENITIC STAINLESS S...

METHOD FOR PRODUCING A WEAR-RESISTANT AND CORROSION-RESISTANT STAIN...

HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET EXCELLENT IN IMPACT RE...

SURFACE TREATMENT METHOD FOR METAL MATERIAL AND MOLD TREATED BY SUR...

METHOD OF PREPARATION PRIOR TO THE WELDING OF LITHIUM-ALUMINIUM ALL...

Evaporating Material and Method of Manufacturing the Same

Graphene-Coated Steel Sheet, and Method for Manufacturing Same

PROCESS FOR PRODUCING AN IRON-TIN LAYER ON A PACKAGING STEEL SUBSTRATE

HIGH STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME

MANUFACTURING GALVANNEALED SHEETS BY HEAT-TREATING ELECTROLYTICALLY...

NITRIDING PROCESS FOR MARAGING STEEL

HIGH SPEED TIN PLATING PROCESS

IRON AND STEEL MATERIAL HAVING QUENCHED SURFACE LAYER PART, METHOD...

EVAPORATING MATERIAL AND METHOD OF MANUFACTURING THE SAME

METHOD OF PREPARATION PRIOR TO THE WELDING OF LITHIUM-ALUMINIUM ALL...

EGR COOLER FOR VEHICLES AND METHOD OF MANUFACTURING THE SAME

Methods and Systems for Preventing Iron Oxide Formulation and Decar...

High Speed Tin Plating Process

Maintaining carburized case during neutral to the core heat treatme...

Surface on a stainless steel matrix

Surface on a stainless steel matrix