David E. Smith

Follow

Person

Princeton, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for preparing soda ash from solution mined bicarbonate brines
- Patent number 6,589,497
- Issue date Jul 8, 2003
- FMC Wyoming Corporation
- David E. Smith
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of feed liquors for sodium carbonate crystallization pro...
- Patent number 6,428,759
- Issue date Aug 6, 2002
- FMC Wyoming Corporation
- David E. Smith
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the production of sodium carbonate crystals
- Patent number 6,228,335
- Issue date May 8, 2001
- FMC Wyoming Corporation
- William C. Copenhafer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for producing sodium salts from brines of sodium ores
- Patent number 5,283,054
- Issue date Feb 1, 1994
- FMC Corporation
- William C. Copenhafer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Process for preparing soda ash from solution mined bicarbonate brines
- Publication number 20020192140
- Publication date Dec 19, 2002
- David E. Smith
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for the recovery of soda ash
- Publication number 20020054842
- Publication date May 9, 2002
- William C. Copenhafer
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for the recovery of soda ash
- Publication number 20020009409
- Publication date Jan 24, 2002
- William C. Copenhafer
- C01 - INORGANIC CHEMISTRY