Robert A. Hard

Person

Oley, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Recovery of metal values from process residues
- Patent number 5,437,848
- Issue date Aug 1, 1995
- Cabot Corporation
- Robert A. Hard
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Article for controlling the oxygen content in tantalum material
- Patent number 5,011,742
- Issue date Apr 30, 1991
- James A. Fife
- C21 - METALLURGY OF IRON
Information Patent Grant
Controlling the oxygen content in tantalum material
- Patent number 4,960,471
- Issue date Oct 2, 1990
- Cabot Corporation
- James A. Fife
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for deoxidizing tantalum material
- Patent number 4,722,756
- Issue date Feb 2, 1988
- Cabot Corp
- Robert A. Hard
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Metal powder and sponge and processes for the production thereof
- Patent number 4,655,825
- Issue date Apr 7, 1987
- Occidental Research Corporation
- Robert A. Hard
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Recovering metal values from geothermal brine
- Patent number 4,602,820
- Issue date Jul 29, 1986
- Robert A. Hard
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Group IVb transition metal based metal and processes for the produc...
- Patent number 4,595,413
- Issue date Jun 17, 1986
- Occidental Research Corporation
- Robert A. Hard
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for making titanium, zirconium and hafnium-based metal part...
- Patent number 4,470,847
- Issue date Sep 11, 1984
- Occidental Research Corporation
- Robert A. Hard
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of producing phosphorus pentoxide in a kiln with reduced car...
- Patent number 4,397,826
- Issue date Aug 9, 1983
- Occidental Research Corporation
- Robert A. Hard
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for making titanium metal from titanium ore
- Patent number 4,390,365
- Issue date Jun 28, 1983
- Occidental Research Corporation
- Robert A. Hard
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for reducing phosphate ore
- Patent number 4,389,384
- Issue date Jun 21, 1983
- Occidental Research Corporation
- Robert A. Hard
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for making titanium oxide from titanium ore
- Patent number 4,359,449
- Issue date Nov 16, 1982
- Occidental Research Corporation
- Robert A. Hard
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for producing phosphorus pentoxide or phosphorus or phospho...
- Patent number 4,351,813
- Issue date Sep 28, 1982
- Occidental Research Corporation
- Joseph A. Megy
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for reducing phosphate ore
- Patent number 4,351,809
- Issue date Sep 28, 1982
- Occidental Research Corporation
- Joseph A. Megy
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing magnesium metal from molten salt
- Patent number 4,298,437
- Issue date Nov 3, 1981
- Occidental Research Corporation
- Robert A. Hard
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Robert A. Hard

Person

Patents Grantslast 30 patents

Recovery of metal values from process residues

Article for controlling the oxygen content in tantalum material

Controlling the oxygen content in tantalum material

Method for deoxidizing tantalum material

Metal powder and sponge and processes for the production thereof

Recovering metal values from geothermal brine

Group IVb transition metal based metal and processes for the produc...

Process for making titanium, zirconium and hafnium-based metal part...

Method of producing phosphorus pentoxide in a kiln with reduced car...

Process for making titanium metal from titanium ore

Process for reducing phosphate ore

Process for making titanium oxide from titanium ore

Process for producing phosphorus pentoxide or phosphorus or phospho...

Process for reducing phosphate ore

Method for producing magnesium metal from molten salt