David Brankling

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Hull, GB

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Patents Grantslast 30 patents

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Polymer composition viscosity index improver additive and lubricati...
- Patent number 4,194,057
- Issue date Mar 18, 1980
- Orobis Limited
- David Brankling
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...