Joachim Stedefeder

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Lampertheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Manufacture of paper having a high dry strength and a low wet strength
- Patent number 4,294,873
- Issue date Oct 13, 1981
- BASF Aktiengesellschaft
- Juergen Hartmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Water-soluble alkaline earth metal salts of polymers of acrylic aci...
- Patent number 4,167,485
- Issue date Sep 11, 1979
- BASF Aktiengesellschaft
- Wolfgang Schenk
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for preparing polymers in powder form
- Patent number 4,135,043
- Issue date Jan 16, 1979
- BASF Aktiengesellschaft
- Bernd Kast
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...