Johannnes W. Van Der Meer

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Amsterdam, NL

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Patents Grantslast 30 patents

Information Patent Grant
Feed line-ultrasonic activated gas injection
- Patent number 4,844,663
- Issue date Jul 4, 1989
- Shell Oil Company
- James A. Salter
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL