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Dieter Jungwirth
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Munich, DE
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last 30 patents
Information
Patent Grant
Corrosion-protected tension member of steel
Patent number
6,322,281
Issue date
Nov 27, 2001
Dyckerhoff & Widmann Aktiengesellschaft
Dieter Jungwirth
D07 - ROPES CABLES OTHER THAN ELECTRIC
Information
Patent Grant
Method of mounting and tensioning a freely tensioned tension member...
Patent number
6,055,691
Issue date
May 2, 2000
Dyckerhoff & Widmann Aktiengesellschaft
Oswald Nutzel
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Sealing arrangement in a bundled tension member for prestressed con...
Patent number
5,924,250
Issue date
Jul 20, 1999
Dyckerhoff & Widmann Aktiengesellschaft
Dieter Jungwirth
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Method of tensioning a tension member composed of a plurality of in...
Patent number
5,809,710
Issue date
Sep 22, 1998
Dyckerhoff & Widmann Aktiengesellschaft
Dieter Jungwirth
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Bundled tensioning member for prestressing a tall structural member...
Patent number
5,056,284
Issue date
Oct 15, 1991
Dyckerhoff & Widmann AG
Franz Ruckdeschel
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Anchoring arrangement for a rod-shaped tension member formed of fib...
Patent number
4,958,961
Issue date
Sep 25, 1990
Dyckerhoff & Widmann Aktiengesellschaft
Thomas Herbst
E04 - BUILDING
Information
Patent Grant
Hot-rolled concrete reinforcing bar, in particular reinforcing ribb...
Patent number
4,922,681
Issue date
May 8, 1990
Dyckerhoff & Widmann AG
Dieter Russwurm
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Corrosion protected tension member for use in prestressed concrete...
Patent number
4,878,327
Issue date
Nov 7, 1989
Dyckerhoff & Widmann Aktiengesellschaft
Oswald Nutzel
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Method for producing rolled steel products, particularly threaded s...
Patent number
4,877,463
Issue date
Oct 31, 1989
Dyckerhoff & Widmann Aktiengesellschaft
Max Aicher
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of placing steel tendons through ducts in a concrete structu...
Patent number
4,856,254
Issue date
Aug 15, 1989
Dyckerhoff & Widmann Aktiengesellschaft
Dieter Jungwirth
E04 - BUILDING
Information
Patent Grant
Anchoring and coupling device for tendons in prestressed concrete
Patent number
4,640,068
Issue date
Feb 3, 1987
Dycherhoff & Widmann Ag
Dieter Jungwirth
E04 - BUILDING
Information
Patent Grant
Tension tie member
Patent number
4,633,540
Issue date
Jan 6, 1987
Dyckerhoff & Widmann Aktiengesellschaft
Dieter Jungwirth
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Method of and apparatus for forming an outwardly projecting bulge i...
Patent number
4,469,756
Issue date
Sep 4, 1984
Dyckerhoff & Widmann Aktiengesellschaft
Dieter Jungwirth
D07 - ROPES CABLES OTHER THAN ELECTRIC
Information
Patent Grant
Recoverable form part for use in the region where a tendon is ancho...
Patent number
4,410,162
Issue date
Oct 18, 1983
Dyckerhoff & Widmann Aktiengesellschaft
Johann Wlodkowski
E04 - BUILDING
Information
Patent Grant
Multiple part tapered collar for a tendon anchorage system
Patent number
4,388,014
Issue date
Jun 14, 1983
Dyckerhoff & Widmann Aktiengesellschaft
Johann Wlodkowski
E04 - BUILDING
Information
Patent Grant
Recoverable formwork part for forming the anchoring location of a t...
Patent number
4,363,462
Issue date
Dec 14, 1982
Dyckerhoff & Widmann Aktiengesellschaft
Johann Wlodkowski
E04 - BUILDING
Information
Patent Grant
System for anchoring a tendon in a structural concrete unit
Patent number
4,343,122
Issue date
Aug 10, 1982
Dyckerhoff & Widmann Aktiengesellschaft
Johann Wlodkowski
E04 - BUILDING
Information
Patent Grant
Arrangement for interconnecting bundles of prestressing tendons for...
Patent number
4,192,114
Issue date
Mar 11, 1980
Dyckerhoff & Widmann Aktiengesellschaft
Dieter Jungwirth
E04 - BUILDING