David Brown

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Amsterdam, NL

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Patents Grantslast 30 patents

Information Patent Grant
Pressure compensated weigh system
- Patent number 4,838,738
- Issue date Jun 13, 1989
- Shell Oil Company
- James A. Salter
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Mill/dryer gas temperature control
- Patent number 4,750,434
- Issue date Jun 14, 1988
- Shell Oil Company
- James A. Salter
- G05 - CONTROLLING REGULATING