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Patents Grants
last 30 patents
Information
Patent Grant
Making molds with rectangular or square-shaped cross section
Patent number
4,787,228
Issue date
Nov 29, 1988
Kabel-und Metallwerke Gutehoffnungshuette AG
Eike Weisner
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Mold for continuous casting and method of making
Patent number
4,702,299
Issue date
Oct 27, 1987
Kabel-und Metallwerke Gutehoffnungshuette AG
Horst Gravemann
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Base material for silane grafted, crosslinked thermoplastic or elas...
Patent number
4,618,654
Issue date
Oct 21, 1986
Kabel- und Metallwerke Gutehoffnungshuette
Hans-Martin Schmidtchen
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Connecting concentric tube systems
Patent number
4,613,166
Issue date
Sep 23, 1986
Kabel- und Metallwerke Gutehoffnungshuette
Hans-Martin Schmidtchen
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Heat-insulating tubing
Patent number
4,531,991
Issue date
Jul 30, 1985
Kabel-und Metallwerke Gutehoffnungshuette AG
Gerhard Ziemek
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for continuously extruding an expandable therm...
Patent number
4,376,741
Issue date
Mar 15, 1983
Kabel-und Metallwerke Gutehoffnungshuette AG
Hans-Dieter Stenzel
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of making a gas-tight connection between a corrugated high q...
Patent number
4,369,911
Issue date
Jan 25, 1983
Kabel-und Metallwerke Gutehoffnungshuette AG
Guenther Blumenberg
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Process and apparatus for production of welded tubes
Patent number
4,331,281
Issue date
May 25, 1982
Kabel-und Metallwerke Gutehoffnungshuette AG
Wolfram Klebl
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Prefabricated stator windings
Patent number
4,314,168
Issue date
Feb 2, 1982
Kabel-Und Metallwerke Gutehoffnungshuette A.G.
Otto Breitenbach
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Thermally insulated tubing
Patent number
4,307,756
Issue date
Dec 29, 1981
Kabel-und Metallwerke, Gutehoffnungshuette Aktiengesellschaft
Hermann-Uwe Voigt
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Insulated transmission line for cryogenic media
Patent number
4,303,105
Issue date
Dec 1, 1981
Kabel-und Metallwerke Gutehoffnungshuette AG
Peter Rohner
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Fire resistant electrical cables
Patent number
4,297,526
Issue date
Oct 27, 1981
Kabel-und Metallwerke Gutehoffnungshuette AG
Ottmar Leuchs
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for manufacturing heat exchanger tubing
Patent number
4,283,824
Issue date
Aug 18, 1981
Kabel-und Metallwerke Gutehoffnungshuette AG
Friedrich Schatz
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Composite corrugated electrical cables
Patent number
4,262,162
Issue date
Apr 14, 1981
Kabel-und Metallwerke Gutehoffnungshuette AG
Wolfgang G. Plinke
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Heat exchange apparatus
Patent number
4,240,500
Issue date
Dec 23, 1980
Kabel-und Metallwerke Gutehoffnungshuette AG
Peter Rohner
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Method of fabricating heat transfer conduits
Patent number
4,236,288
Issue date
Dec 2, 1980
Kabel-und Metallwerke Gutehoffnungshuette AG
Peter Rohner
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Communications cable with optical waveguides
Patent number
4,232,935
Issue date
Nov 11, 1980
Kabel-und Metallwerke Gutehoffnungshuette AG
Peter Rohner
G02 - OPTICS
Information
Patent Grant
Corrugation apparatus
Patent number
4,215,559
Issue date
Aug 5, 1980
Kabel-und Metallwerke Gutehoffnungshuette AG
Hubert Kuypers
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Winding device
Patent number
4,213,582
Issue date
Jul 22, 1980
Kabel-und Metallwerke Gutehoffnungshuette AG
Peter Rohner
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Coil unwinding device
Patent number
4,206,889
Issue date
Jun 10, 1980
Kabel-und Metallwerke Gutehoffnungshuette AG
Georg Adelhardt
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Skew rolling mill roller
Patent number
4,202,195
Issue date
May 13, 1980
Kabel-und Metallwerke Gutehoffnungshuette AG
Eckhard Tuschy
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Molds for continuous casting of metals
Patent number
4,197,902
Issue date
Apr 15, 1980
Kabel-und Metallwerke Gutehoffnungshuette AG
Wolfgang Von Jan
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Skew rolling mill
Patent number
4,178,785
Issue date
Dec 18, 1979
Kabel-und Metallwerke Gutehoffnungshuette AG
Eckhard Tuschy
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Fiber optic connector apparatus with optical fibers having thermall...
Patent number
4,168,109
Issue date
Sep 18, 1979
Kabel-und Metallwerke Gutehoffnungshuette AG
Leo Dumire
G02 - OPTICS
Information
Patent Grant
High voltage electrical cables
Patent number
4,160,119
Issue date
Jul 3, 1979
Kabel-und Metallwerke Gutehoffnungshuette AG
Jan Artbauer
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Roller for skew rolling mill
Patent number
4,154,076
Issue date
May 15, 1979
Kabel-und Metallwerke Gutehoffnungshuette AG
Eckhard Tuschy
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Skew rolling mill
Patent number
4,136,543
Issue date
Jan 30, 1979
Kabel-und Metallwerke Gutehoffnungshuette AG
Eckhard Tuschy
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of producing copper clad steel wire
Patent number
4,134,528
Issue date
Jan 16, 1979
Kabel-und Metallwerke Gutehoffnungshuette
Werner Bahre
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus for extrusion of tubes
Patent number
4,104,903
Issue date
Aug 8, 1978
Kabel-und Metallwerke Gutehoffnungshuette AG
Douglas W. Rowell
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
High frequency transmission cable
Patent number
4,096,458
Issue date
Jun 20, 1978
Kabel-und Metallwerke Gutehoffnungshuette AG
Helmut Martin
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73769762 - SANCO
Serial number
73769762
Registration number
1582217
Filing date
Dec 16, 1988
KABEL- UND METALLWERKE GUTEHOFFNUNGSHUETTE AG
6 - Common metals and their alloys