Clarence D. Vanderpool

Person

Towanda, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Stabilization of color in heated electroluminescent phosphor
- Patent number 6,623,807
- Issue date Sep 23, 2003
- Osram Sylvania Inc.
- Richard G. W. Gingerich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for producing electroluminescent phosphor with extended hal...
- Patent number 6,395,196
- Issue date May 28, 2002
- Osram Sylvania Inc.
- Richard G. W. Gingerich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Electroluminescent phosphor with extended life and method of making...
- Patent number 6,113,808
- Issue date Sep 5, 2000
- Osram Sylvania Inc.
- Richard G. W. Gingerich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for recovery of tungsten from spent catalysts
- Patent number 5,932,184
- Issue date Aug 3, 1999
- GTE Products Corporation
- Michael J. Miller
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of tungsten from ferrotungsten
- Patent number 5,788,938
- Issue date Aug 4, 1998
- Osram Sylvania Inc.
- Jia-Ming Chern
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for recovering tungsten as an ammoniacal tungstate compound...
- Patent number 5,417,945
- Issue date May 23, 1995
- GTE Products Corporation
- Richard G. W. Gingerich
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Electrolytic method for producing ammonium paratungstate from cemen...
- Patent number 5,021,133
- Issue date Jun 4, 1991
- GTE Products Corporation
- Clarence D. Vanderpool
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Method for purifying sulfuric acid solutions
- Patent number 5,015,458
- Issue date May 14, 1991
- GTE Products Corporation
- Clarence D. Vanderpool
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for removing organic and tungsten from sodium sulfate solution
- Patent number 5,009,788
- Issue date Apr 23, 1991
- GTE Products Corporation
- Tai K. Kim
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of tungsten and molybdenum
- Patent number 4,961,910
- Issue date Oct 9, 1990
- GTE Products Corporation
- Clarence D. Vanderpool
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for converting cobalt to cobalt metal powder
- Patent number 4,816,069
- Issue date Mar 28, 1989
- GTE Products Corporation
- Alan D. Douglas
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Recovery of tungsten, scandium, iron, and manganese from tungsten b...
- Patent number 4,808,384
- Issue date Feb 28, 1989
- GTE Products Corporation
- Clarence D. Vanderpool
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for recovering cobalt from hexammine cobaltic (111) solutions
- Patent number 4,804,407
- Issue date Feb 14, 1989
- GTE Products Corporation
- Richard A. Scheithauer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering tungsten from tungsten bearing material cont...
- Patent number 4,741,886
- Issue date May 3, 1988
- GTE Products Corporation
- Clarence D. Vanderpool
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Recovery of tungsten, scandium, iron, and manganese from tungsten b...
- Patent number 4,718,995
- Issue date Jan 12, 1988
- GTE Products Corporation
- Clarence D. Vanderpool
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of tungsten, scandium, iron, and manganese values from tun...
- Patent number 4,718,996
- Issue date Jan 12, 1988
- GTE Products Corporation
- Clarence D. Vanderpool
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for producing cobalt metal powder
- Patent number 4,690,710
- Issue date Sep 1, 1987
- GTE Products Corporation
- Richard A. Scheithauer
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Chromium-cobalt fine alloy powder and process for producing same
- Patent number 4,684,401
- Issue date Aug 4, 1987
- GTE Products Corporation
- Judith A. Ladd
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for producing high purity silicon nitride
- Patent number 4,676,965
- Issue date Jun 30, 1987
- GTE Products Corporation
- Clarence D. Vanderpool
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for recovery of chromium
- Patent number 4,668,483
- Issue date May 26, 1987
- GTE Products Corporation
- Judith A. Ladd
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of tungsten from ammoniacal solutions
- Patent number 4,626,425
- Issue date Dec 2, 1986
- GTE Products Corporation
- Richard A. Scheithauer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of tungsten, scandium, iron, and manganese from tungsten b...
- Patent number 4,626,280
- Issue date Dec 2, 1986
- GTE Products Corporation
- Clarence D. Vanderpool
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of tungsten, scandium, iron, and manganese values from tun...
- Patent number 4,624,703
- Issue date Nov 25, 1986
- GTE Products Corporation
- Clarence D. Vanderpool
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for producing ammonium paratungstate
- Patent number 4,624,844
- Issue date Nov 25, 1986
- GTE Products Corporation
- Richard A. Scheithauer
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing ammonium paratungstate
- Patent number 4,623,534
- Issue date Nov 18, 1986
- GTE Products Corporation
- Richard A. Scheithauer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Production of pure cobalt metal powder
- Patent number 4,612,039
- Issue date Sep 16, 1986
- GTE Products Corporation
- Richard A. Scheithauer
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of producing crystalline ammonium metatungstate
- Patent number 4,612,180
- Issue date Sep 16, 1986
- GTE Products Corporation
- Tai K. Kim
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Recovery of cobalt and chromium
- Patent number 4,608,084
- Issue date Aug 26, 1986
- GTE Products Corporation
- Richard A. Scheithauer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of cobalt
- Patent number 4,608,235
- Issue date Aug 26, 1986
- GTE Products Corporation
- Clarence D. Vanderpool
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Production of pure molybdenum
- Patent number 4,605,538
- Issue date Aug 12, 1986
- GTE Products Corporation
- Clarence D. Vanderpool
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Encapsulated phosphor with reduced surface area
- Publication number 20020117767
- Publication date Aug 29, 2002
- Richard G.W. Gingerich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Stabilization of color in heated electroluminescent phosphor
- Publication number 20020114881
- Publication date Aug 22, 2002
- Richard G.W. Gingerich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Clarence D. Vanderpool

Person

Patents Grantslast 30 patents

Stabilization of color in heated electroluminescent phosphor

Process for producing electroluminescent phosphor with extended hal...

Electroluminescent phosphor with extended life and method of making...

Method for recovery of tungsten from spent catalysts

Recovery of tungsten from ferrotungsten

Process for recovering tungsten as an ammoniacal tungstate compound...

Electrolytic method for producing ammonium paratungstate from cemen...

Method for purifying sulfuric acid solutions

Method for removing organic and tungsten from sodium sulfate solution

Recovery of tungsten and molybdenum

Method for converting cobalt to cobalt metal powder

Recovery of tungsten, scandium, iron, and manganese from tungsten b...

Method for recovering cobalt from hexammine cobaltic (111) solutions

Process for recovering tungsten from tungsten bearing material cont...

Recovery of tungsten, scandium, iron, and manganese from tungsten b...

Recovery of tungsten, scandium, iron, and manganese values from tun...

Process for producing cobalt metal powder

Chromium-cobalt fine alloy powder and process for producing same

Process for producing high purity silicon nitride

Process for recovery of chromium

Recovery of tungsten from ammoniacal solutions

Recovery of tungsten, scandium, iron, and manganese from tungsten b...

Recovery of tungsten, scandium, iron, and manganese values from tun...

Process for producing ammonium paratungstate

Method for producing ammonium paratungstate

Production of pure cobalt metal powder

Method of producing crystalline ammonium metatungstate

Recovery of cobalt and chromium

Recovery of cobalt

Production of pure molybdenum

Patents Applicationslast 30 patents

Encapsulated phosphor with reduced surface area

Stabilization of color in heated electroluminescent phosphor