Per F. Tengblad

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Upsala, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method for increasing the pressure in oil-bearing geological struct...
- Patent number 4,416,332
- Issue date Nov 22, 1983
- Chemical Dynamics Sweden AB
- Lars I. Wiberger
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for increasing the pressure in oil-bearing geological struct...
- Patent number 4,300,632
- Issue date Nov 17, 1981
- Chemical Dynamics Sweden AB
- Lars I. Wiberger
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...