Grupo Petromex, S.A. De C.V.

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Nuevo Leon, MX

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Patents Grantslast 30 patents

Information Patent Grant
Production of non-solid-stated polyester particles having solid-sta...
- Patent number 7,989,577
- Issue date Aug 2, 2011
- Grupo Petromex, S.A. De C.V.
- Bruce Roger DeBruin
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL