Konrad Engelskirchen

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparation of mixed cellulose ethers containing 2,3-di...
- Patent number 4,013,821
- Issue date Mar 22, 1977
- Henkel & Cie G.m.b.H.
- Konrad Engelskirchen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for manufacturing cellulose containing 2,3-dihydroxypropyl...
- Patent number 4,001,210
- Issue date Jan 4, 1977
- Henkel & Cie G.m.b.H.
- Konrad Engelskirchen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...