Dieter Spahn

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Hanau, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming endless wire belt for paper machines or the like
- Patent number 4,746,546
- Issue date May 24, 1988
- Asten Group, Inc.
- Wolfgang Bachmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Endless wire belt for paper machines or the like
- Patent number 4,654,122
- Issue date Mar 31, 1987
- Asten Group, Inc.
- Wolfgang Bachmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Endless sieve band or composite band for paper machines
- Patent number 4,606,792
- Issue date Aug 19, 1986
- Roda Holding Anstalt
- Wolfgang Bachmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and arrangement for winding and forming helixes of elastic p...
- Patent number 4,599,881
- Issue date Jul 15, 1986
- Roda Holding Anstalt
- Wolfgang Bachmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and devices for assembly of helixes into face structures
- Patent number 4,459,733
- Issue date Jul 17, 1984
- Wolfgang Bachmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...