Michael Wienand

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Siegburg, DT

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for the continuous manufacture of phenolic resin foam in...
- Patent number 4,042,314
- Issue date Aug 16, 1977
- Dynamit Nobel Aktiengesellschaft
- Klaus Bruning
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for the continuous manufacture of phenolic resin foam in...
- Patent number 3,999,230
- Issue date Dec 28, 1976
- Dynamit Nobel Aktiengesellschaft
- Klaus Bruning
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for the production of sheets of foamed thermoplastics synth...
- Patent number 3,937,777
- Issue date Feb 10, 1976
- Dynamit Nobel AG
- Michael Wienand
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL