Helmut Lingertat

Person

Dorchester, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Alumina ceramic-metal articles
- Patent number 5,271,758
- Issue date Dec 21, 1993
- Valenite Inc.
- Sergej T. Buljan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of machining nickel based superalloys
- Patent number 5,216,845
- Issue date Jun 8, 1993
- GTE Valenite Corporation
- Sergej-Tomislav Buljan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Ceramic-metal articles and methods of manufacture
- Patent number 5,089,047
- Issue date Feb 18, 1992
- GTE Laboratories Incorporated
- Sergej T. Buljan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Ceramic-metal articles
- Patent number 5,053,074
- Issue date Oct 1, 1991
- GTE Laboratories Incorporated
- Sergej T. Buljan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for manufacturing ceramic-metal articles
- Patent number 5,041,261
- Issue date Aug 20, 1991
- GTE Laboratories Incorporated
- Sergej T. Buljan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Coated cemented carbide tool for steel roughing applications and me...
- Patent number 4,708,037
- Issue date Nov 24, 1987
- GTE Laboratories Incorporated
- Sergei-Tomislav V. Buljan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Coated cemented carbide tool for steel roughing applications and me...
- Patent number 4,698,266
- Issue date Oct 6, 1987
- GTE Laboratories Incorporated
- Sergei-Tomislav V. Buljan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Silicon nitride based ceramics and method
- Patent number 4,603,116
- Issue date Jul 29, 1986
- GTE Laboratories Incorporated
- J. Thomas Smith
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Sintered silicon nitride ceramic articles having surface layers of...
- Patent number 4,400,427
- Issue date Aug 23, 1983
- GTE Laboratories Incorporated
- Anthony P. Moschetti
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of producing dense silicon nitride ceramic articles having c...
- Patent number 4,383,958
- Issue date May 17, 1983
- GTE Laboratories Incorporated
- Anthony P. Moschetti
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Catalytic process for removing sulfur dioxide from gas streams
- Patent number 4,022,870
- Issue date May 10, 1977
- GTE Laboratories Incorporated
- Frank C. Palilla
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Catalytic process for removing sulfur dioxide from gas streams
- Patent number 3,931,390
- Issue date Jan 6, 1976
- GTE Laboratories Incorporated
- Frank C. Palilla
- C01 - INORGANIC CHEMISTRY

Helmut Lingertat

Person

Patents Grantslast 30 patents

Alumina ceramic-metal articles

Method of machining nickel based superalloys

Ceramic-metal articles and methods of manufacture

Ceramic-metal articles

Method for manufacturing ceramic-metal articles

Coated cemented carbide tool for steel roughing applications and me...

Coated cemented carbide tool for steel roughing applications and me...

Silicon nitride based ceramics and method

Sintered silicon nitride ceramic articles having surface layers of...

Method of producing dense silicon nitride ceramic articles having c...

Catalytic process for removing sulfur dioxide from gas streams

Catalytic process for removing sulfur dioxide from gas streams