Alkis S. Rappas

Person

Chagrin Falls, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for removing soluble fluoride from a waste solution contain...
- Patent number 6,355,221
- Issue date Mar 12, 2002
- BP Corporation North America Inc.
- Alkis S. Rappas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Processes for the treatment of smelter flue dust
- Patent number 4,891,067
- Issue date Jan 2, 1990
- Kennecott Utah Copper Corporation
- Alkis S. Rappas
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Processes relating to the extraction of metals from laterites and o...
- Patent number 4,545,816
- Issue date Oct 8, 1985
- The Standard Oil Co.
- Alkis S. Rappas
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Solvent extraction
- Patent number 4,423,014
- Issue date Dec 27, 1983
- Cabot Corporation
- Alkis S. Rappas
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Partitioning of refractory metals from oxidation resistant scrap alloy
- Patent number 4,320,094
- Issue date Mar 16, 1982
- Cabot Corporation
- Jameel Menashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Chromium recovery from scrap alloys
- Patent number 4,305,754
- Issue date Dec 15, 1981
- Cabot Corporation
- Alkis S. Rappas
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Vanadium recovery from scrap alloys
- Patent number 4,298,582
- Issue date Nov 3, 1981
- Cabot Corporation
- Jameel Menashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering chromium, vanadium, molybdenum and tungsten...
- Patent number 4,298,581
- Issue date Nov 3, 1981
- Cabot Corporation
- Donald A. Douglas
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for partitioning Mo and W from a mixed CaMoO.sub.4 -CaWO.su...
- Patent number 4,278,644
- Issue date Jul 14, 1981
- Cabot Corporation
- Alkis S. Rappas
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Alkis S. Rappas

Person

Patents Grantslast 30 patents

Process for removing soluble fluoride from a waste solution contain...

Processes for the treatment of smelter flue dust

Processes relating to the extraction of metals from laterites and o...

Solvent extraction

Partitioning of refractory metals from oxidation resistant scrap alloy

Chromium recovery from scrap alloys

Vanadium recovery from scrap alloys

Process for recovering chromium, vanadium, molybdenum and tungsten...

Process for partitioning Mo and W from a mixed CaMoO.sub.4 -CaWO.su...