Bruno Heinen

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Oberhausen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Tubular apparatus, in particular a steam generator
- Patent number 3,937,277
- Issue date Feb 10, 1976
- Gutehoffnungshutte Sterkrade Aktiengesellschaft
- Siegfried Krolmann
- F28 - HEAT EXCHANGE IN GENERAL