Heinz-Juergen Ungerer

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Viernheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and device for the production of mineral wool nonwoven fabr...
- Patent number 5,093,069
- Issue date Mar 3, 1992
- Grunzweig & Hartmann AG
- Joachim Mellem
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Facility for generating fibers, in particular mineral fibers, from...
- Patent number 4,961,695
- Issue date Oct 9, 1990
- Grunzweig & Hartman AG
- Clemens Hirschmann
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method of melting raw materials
- Patent number 4,940,478
- Issue date Jul 10, 1990
- Grunzweig & Hartmann AG
- Wilfried Naber
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for producing fibres from silicate raw materials such as...
- Patent number 4,822,392
- Issue date Apr 18, 1989
- Grunsweig & Hartmann and Glasfaser AG
- Gaston Fachat
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for producing mineral fibres from molten silicate by blas...
- Patent number 4,698,086
- Issue date Oct 6, 1987
- Grunzweig & Hartmann und Glasfaser AG
- Gaston Fachat
- C03 - GLASS MINERAL OR SLAG WOOL