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Thomas Lewin
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Hallstahammar, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Heater element as well as an insert for electrical furnaces
Patent number
9,144,114
Issue date
Sep 22, 2015
Sandvik Intellectual Property AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electric heating device
Patent number
9,137,858
Issue date
Sep 15, 2015
Sandvik Intellectual Property AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Use and method of producing a dispersion strengthened steel as mate...
Patent number
8,597,438
Issue date
Dec 3, 2013
Sandvik Intellectual Property AB
Dilip Chandrasekaran
C21 - METALLURGY OF IRON
Information
Patent Grant
Insert and a heater element for electrical furnaces
Patent number
8,565,283
Issue date
Oct 22, 2013
Sandvik Intellectual Property AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electrical heating element for vertical installation
Patent number
8,450,663
Issue date
May 28, 2013
Sandvik Intellectual Property AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method to supply electric current to a tube furnace
Patent number
8,071,921
Issue date
Dec 6, 2011
Sandvik Intellectual Property AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of combustion with the aid of burners in industrial furnaces...
Patent number
7,993,130
Issue date
Aug 9, 2011
Sandvik Intellectual Property AB
Thomas Lewin
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Method and device for igniting and monitoring a burner
Patent number
7,833,011
Issue date
Nov 16, 2010
Sandvik Intellectual Property AB
Bo Jönsson
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Heat conductor support disc
Patent number
7,692,122
Issue date
Apr 6, 2010
Sandvik Intellectual Property AB
Thomas Lewin
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Electric heating element that includes a radiant tube
Patent number
7,576,306
Issue date
Aug 18, 2009
Sandvik Intellectual Property AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus for cooling strip and wire material
Patent number
7,550,050
Issue date
Jun 23, 2009
Sandvik Intellectual Property AB
Thomas Lewin
C21 - METALLURGY OF IRON
Information
Patent Grant
Method gas burner and a combined gas burner and cooler with gas ins...
Patent number
7,469,489
Issue date
Dec 30, 2008
Sandvik Intellectual Property AB
Thomas Lewin
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Method and arrangement for supporting vertically depending electric...
Patent number
7,439,473
Issue date
Oct 21, 2008
Sandvik Intellectual Property AB
Thomas Lewin
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Burner arranged with a mixing chamber for fuel and combustion air
Patent number
6,776,610
Issue date
Aug 17, 2004
Sandvik AB
Hans Lövgren
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Electric furnace assembly
Patent number
6,125,134
Issue date
Sep 26, 2000
Kanthal AB
Bo Jonsson
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
HEATING ELEMENT WITH OPEN-CELL STRUCTURE
Publication number
20220400537
Publication date
Dec 15, 2022
KANTHAL AB
Fernando RAVE
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
TUBE, METHOD OF MANUFACTURING TUBE, AND RELATED DEVICES
Publication number
20220088677
Publication date
Mar 24, 2022
KANTHAL AB
Thomas LEWIN
B22 - CASTING POWDER METALLURGY
Information
Patent Application
ELECTRIC HEATING DEVICE
Publication number
20100290499
Publication date
Nov 18, 2010
Sandvik Intellectual Property AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
THE USE AND METHOD OF PRODUCING A DISPERSION STRENGTHENED STEEL AS...
Publication number
20100289194
Publication date
Nov 18, 2010
Sandvik Intellectual Property AB
Dilip Chandrasekaran
C21 - METALLURGY OF IRON
Information
Patent Application
ELECTRICAL HEATING ELEMENT FOR VERTICAL INSTALLATION
Publication number
20100193504
Publication date
Aug 5, 2010
Sandvik Intellectual Property AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
INSERT AND A HEATER ELEMENT FOR ELECTRICAL FURNACES
Publication number
20100111132
Publication date
May 6, 2010
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HEATER ELEMENT AS WELL AS AN INSERT FOR ELECTRICAL FURNACES
Publication number
20100059499
Publication date
Mar 11, 2010
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method to supply electric current to a tube furnace
Publication number
20090020519
Publication date
Jan 22, 2009
SANDVIK INTELLECTUAL PROPERTY HB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and a Sleeve for Joining Two Components
Publication number
20080277921
Publication date
Nov 13, 2008
Claes Ohngren
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method Of Combustion With The Aid Of Burners In Industrial Furnaces...
Publication number
20080085485
Publication date
Apr 10, 2008
Sandvik Intellectual Property AB
Thomas Lewin
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
Method and Device for Igniting and Monitoring a Burner
Publication number
20070298359
Publication date
Dec 27, 2007
Bo Jonsson
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
Electric Heating Element That Includes a Radiant Tube
Publication number
20070235444
Publication date
Oct 11, 2007
SANDVIK INTELLECTUAL PROPERTY AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method at a gas burner and a combined gas burner and cooler
Publication number
20070042304
Publication date
Feb 22, 2007
SANDVIK INTELLECTUAL PROPERTY HB
Thomas Lewin
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
Method and arrangement for supporting vertically depending electric...
Publication number
20060237443
Publication date
Oct 26, 2006
Sandvik Intellectual Property AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Heat conductor support disc
Publication number
20060219703
Publication date
Oct 5, 2006
Sandvik Intellectual Property AB
Thomas Lewin
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and apparatus for cooling strip and wire material
Publication number
20060163780
Publication date
Jul 27, 2006
SANVIK INTELLECTUAL PROPERTY
Thomas Lewin
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Radiant tube gas burner
Publication number
20040096794
Publication date
May 20, 2004
Hans Lövgren
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
Insert for an exhaust gas channel
Publication number
20040091402
Publication date
May 13, 2004
Thomas Lewin
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
Burner arranged with a mixing chamber for fuel and combustion air
Publication number
20040076916
Publication date
Apr 22, 2004
Hans Lovgren
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES