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Hans-Werner Engels
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Troisdorf-Sieglar, DE
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last 30 patents
Information
Patent Grant
Furnace with in situ foamed insulation and process for its manufacture
Patent number
5,485,986
Issue date
Jan 23, 1996
Huls Troisdorf AG
Gunther Schmidt
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for the preparation of an open-pore foam from essentially i...
Patent number
5,084,101
Issue date
Jan 28, 1992
Huels Troisdorf AG
Hans W. Engels
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Inorganic molding composition containing a lithogenous component
Patent number
4,681,631
Issue date
Jul 21, 1987
Dynamit Nobel Aktiengesellschaft
Hans-Werner Engels
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Exhaust gas catalyst support of inorganic molding compositions and...
Patent number
4,668,659
Issue date
May 26, 1987
Dynamit Nobel Aktiengesellschaft
Hans-Werner Engels
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Facings of inorganic molding compositions for building components
Patent number
4,608,795
Issue date
Sep 2, 1986
Dynamit Nobel Aktiengesellschaft
Karl H. Neuschaeffer
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Aqueous curable molding compositions based on inorganic ingredients...
Patent number
4,533,393
Issue date
Aug 6, 1985
Dynamit Nobel Aktiengesellschaft
Karl H. Neuschaeffer
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Machine base and process for manufacture thereof
Patent number
4,522,652
Issue date
Jun 11, 1985
Dynamit Nobel Aktiengesellschaft
Karl-Heinz Neuschaffer
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING