STELCO INC

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HAMILTON, CA

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Patents Grantslast 30 patents

Information Patent Grant
Stress relieved grinding ball having hard outer shell
- Patent number 6,802,914
- Issue date Oct 12, 2004
- Stelco Inc.
- Christian Albert Jager
- B24 - GRINDING POLISHING
Information Patent Grant
Stress relieved grinding ball having hard outer shell
- Patent number 6,632,303
- Issue date Oct 14, 2003
- Stelco Inc.
- Christian Albert Jager
- B24 - GRINDING POLISHING
Information Patent Grant
Molten metal handling vessel
- Patent number 6,528,010
- Issue date Mar 4, 2003
- Foseco International Limited
- Donald R. Zacharias
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Wire take-up mechanism
- Patent number 6,299,825
- Issue date Oct 9, 2001
- Stelco Inc.
- John S. Mitchell
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Grinding rod chemistry and method of heat treatment to enhance wear...
- Patent number 6,074,765
- Issue date Jun 13, 2000
- Stelco Inc.
- Robert William Pugh
- C21 - METALLURGY OF IRON
Information Patent Grant
Seal for steel furnace emissions
- Patent number 6,003,879
- Issue date Dec 21, 1999
- Stelco Inc.
- Sant P. S. Grewal
- C21 - METALLURGY OF IRON
Information Patent Grant
Stress relieved grinding rod having hard outer shell
- Patent number 5,972,135
- Issue date Oct 26, 1999
- Stelco Inc.
- Robert William Pugh
- C21 - METALLURGY OF IRON
Information Patent Grant
Non-recovery coke oven gas combustion system
- Patent number 5,968,320
- Issue date Oct 19, 1999
- Stelco, Inc.
- Hugh H. Sprague
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Heat treatment of grinding rod
- Patent number 5,902,423
- Issue date May 11, 1999
- Stelco Inc.
- Robert William Pugh
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel composition for suspension springs
- Patent number 5,310,521
- Issue date May 10, 1994
- Stelco Inc.
- Anthony M. Asseiro
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Thin material handling system for use in downcoilers and method
- Patent number 5,310,131
- Issue date May 10, 1994
- Stelco Inc.
- Gaetano Monaco
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Retrofitted width adjusting mechanism for continuous casting
- Patent number 5,249,622
- Issue date Oct 5, 1993
- Stelco Inc.
- Frank J. Dalimonte
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Electrolytic etching of metals to reveal internal quality
- Patent number 5,227,033
- Issue date Jul 13, 1993
- Stelco Inc.
- John H. Kelly
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Method and apparatus for electrolytic etching of metals
- Patent number 5,186,796
- Issue date Feb 16, 1993
- Stelco Inc.
- John H. Kelly
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Electrolytic etching of metals to reveal internal quality
- Patent number 5,061,352
- Issue date Oct 29, 1991
- Stelco Inc.
- John H. Kelly
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Product switching mechanism
- Patent number 5,040,440
- Issue date Aug 20, 1991
- Stelco, Inc.
- George R. Harvey
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Frame-mounted entry guide system
- Patent number 5,014,534
- Issue date May 14, 1991
- Stelco Inc.
- John G. Maybrey
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Continuous annealing lines
- Patent number 4,982,936
- Issue date Jan 8, 1991
- Stelco, Inc.
- John S. Mitchell
- C21 - METALLURGY OF IRON
Information Patent Grant
Wire pickling apparatus
- Patent number 4,951,694
- Issue date Aug 28, 1990
- Stelco Inc.
- Michel R. Hone
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Wire pickling method and apparatus
- Patent number 4,950,333
- Issue date Aug 21, 1990
- Stelco Inc.
- Michel R. Hone
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Desulfurizing iron
- Patent number 4,915,732
- Issue date Apr 10, 1990
- Stelco Inc.
- Ian A. Cameron
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for upset forging of long stands of metal bar stock
- Patent number 4,838,062
- Issue date Jun 13, 1989
- Stelco Inc.
- Otto E. Prenn
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Ladle lid arrangement
- Patent number 4,834,346
- Issue date May 30, 1989
- Stelco Inc.
- Klaus W. Heyer
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Lifting hook
- Patent number 4,810,016
- Issue date Mar 7, 1989
- Stelco Inc.
- David Greenhow
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Methods and apparatus for drawing wire
- Patent number 4,754,633
- Issue date Jul 5, 1988
- Stelco Inc.
- Alan C. Glover
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for automatically fluxing and casting samples
- Patent number 4,612,042
- Issue date Sep 16, 1986
- Stelco Inc.
- John H. Kelly
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus for automatically fluxing and casting samples
- Patent number 4,563,146
- Issue date Jan 7, 1986
- Stelco Inc.
- John H. Kelly
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Methods and apparatus for making prevailing torque nuts
- Patent number 4,549,269
- Issue date Oct 22, 1985
- Stelco, Inc.
- Raymond L. LaPointe
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Metal analysis for acid-soluble elements
- Patent number 4,533,642
- Issue date Aug 6, 1985
- Stelco Inc.
- John H. Kelly
- G01 - MEASURING TESTING
Information Patent Grant
Prevailing torque nut
- Patent number 4,509,220
- Issue date Apr 9, 1985
- Stelco Inc.
- David C. Cooper
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Utility pole
- Publication number 20090031646
- Publication date Feb 5, 2009
- Stelco Inc.
- Peter Badgley
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Stress relieved grinding ball having hard outer shell
- Publication number 20040118485
- Publication date Jun 24, 2004
- Stelco Inc.
- Christian Albert Jager
- B24 - GRINDING POLISHING
Information Patent Application
Stress relieved grinding ball having hard outer shell
- Publication number 20020025771
- Publication date Feb 28, 2002
- Stelco Inc.
- Christian Albert Jager
- B24 - GRINDING POLISHING

Trademarklast 30 trademarks

Information Trademark
78733221 - DRIVEN BY STEEL
- Serial number 78733221
- Filing date Oct 14, 2005
- Stelco Inc.
- 6 - Common metals and their alloys
Information Trademark
74228460 - STELANNEAL
- Serial number 74228460
- Registration number 1944822
- Filing date Dec 4, 1991
- STELCO INC.
- 6 - Common metals and their alloys

Organization

Patents Grantslast 30 patents

Stress relieved grinding ball having hard outer shell

Stress relieved grinding ball having hard outer shell

Molten metal handling vessel

Wire take-up mechanism

Grinding rod chemistry and method of heat treatment to enhance wear...

Seal for steel furnace emissions

Stress relieved grinding rod having hard outer shell

Non-recovery coke oven gas combustion system

Heat treatment of grinding rod

Steel composition for suspension springs

Thin material handling system for use in downcoilers and method

Retrofitted width adjusting mechanism for continuous casting

Electrolytic etching of metals to reveal internal quality

Method and apparatus for electrolytic etching of metals

Electrolytic etching of metals to reveal internal quality

Product switching mechanism

Frame-mounted entry guide system

Continuous annealing lines

Wire pickling apparatus

Wire pickling method and apparatus

Desulfurizing iron

Process for upset forging of long stands of metal bar stock

Ladle lid arrangement

Lifting hook

Methods and apparatus for drawing wire

Method for automatically fluxing and casting samples

Apparatus for automatically fluxing and casting samples

Methods and apparatus for making prevailing torque nuts

Metal analysis for acid-soluble elements

Prevailing torque nut

Patents Applicationslast 30 patents

Utility pole

Stress relieved grinding ball having hard outer shell

Stress relieved grinding ball having hard outer shell

Trademarklast 30 trademarks

78733221 - DRIVEN BY STEEL

74228460 - STELANNEAL