Lutz Hoppe

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Walsrode, DT

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Patents Grantslast 30 patents

Information Patent Grant
Auxiliary agent for improving retention, drainage and treatment
- Patent number 4,093,605
- Issue date Jun 6, 1978
- Wolff Walsrode Aktiengesellschaft
- Lutz Hoppe
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Manufacture and use of water-soluble auxiliary agents based on poly...
- Patent number 4,052,259
- Issue date Oct 4, 1977
- Wolff Walsrode Aktiengesellschaft
- Lutz Hoppe
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Manufacture of modified basic polyaminoamide with ammonium compound
- Patent number 4,036,821
- Issue date Jul 19, 1977
- Wolff Walsrode Aktiengesellschaft
- Lutz Hoppe
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Water soluble copolyamide from (1) polyalkylene polyamine, (2) dica...
- Patent number 3,945,983
- Issue date Mar 23, 1976
- Wolff Walsrode AG
- Lutz Hoppe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...