William D. Armstrong

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South Norwalk, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Promoted silver acatalyst preparation
- Patent number 5,646,087
- Issue date Jul 8, 1997
- Scientific Design Company, Inc.
- Nabil Rizkalla
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silver catalyst preparation
- Patent number 5,504,052
- Issue date Apr 2, 1996
- Scientific Design Company, Inc.
- Nabil Rizkalla
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing silver catalysts
- Patent number 4,864,042
- Issue date Sep 5, 1989
- Scientific Design Company, Inc.
- William D. Armstrong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the oxidation of ethylene to ethylene oxide
- Patent number 4,841,080
- Issue date Jun 20, 1989
- Scientific Design Company, Inc.
- William D. Armstrong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing an alkali metal-promoted silver catalyst
- Patent number 4,760,042
- Issue date Jul 26, 1988
- Scientific Design Company, Inc.
- William D. Armstrong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing silver catalysts
- Patent number 4,555,501
- Issue date Nov 26, 1985
- The Halcon SD Group, Inc.
- William D. Armstrong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a silver catalyst
- Patent number 4,342,667
- Issue date Aug 3, 1982
- The Halcon SD Group, Inc.
- William D. Armstrong
- C07 - ORGANIC CHEMISTRY