MANNESMANNROHREN-WERKE GMBH

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MULHEIM AN DER RUHR, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for making welded large pipes
- Patent number 7,012,217
- Issue date Mar 14, 2006
- Mannesmannröhren-Werke AG
- Eberhard Titze
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for producing metallic, non-rotationally symmetrical rings w...
- Patent number 6,936,119
- Issue date Aug 30, 2005
- Mannesmannrohren-Werke AG
- Wilfried Förster
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for ultrasonic weld seam testing of longitudinally welded pi...
- Patent number 6,931,931
- Issue date Aug 23, 2005
- Mannesmannröhren-Werke AG
- Alfred Graff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for deburring the inside of a longitudinally seam-welded pip...
- Patent number 6,887,020
- Issue date May 3, 2005
- Mannesmannröhren-Werke AG
- Jörn Winkels
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Metallurgical vessel and method for producing the same
- Patent number 6,866,815
- Issue date Mar 15, 2005
- Mannesmannröhren-Werke AG
- Hans-Werner Gohres
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for producing welded steel pipes with a high degree of stre...
- Patent number 6,648,209
- Issue date Nov 18, 2003
- Mannesmannröhren-Werke AG
- Gerold Hohl
- C21 - METALLURGY OF IRON
Information Patent Grant
Vessel for metallurgical purposes
- Patent number 6,613,272
- Issue date Sep 2, 2003
- Mannesmannröhren-Werke AG
- Franz-Josef Divjak
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Blast tuyere for shaft furnaces, in particular blast furnaces or ho...
- Patent number 6,446,565
- Issue date Sep 10, 2002
- Mannesmannröhren-Werke AG
- Peter Kurt Stricker
- C21 - METALLURGY OF IRON
Information Patent Grant
Heating system for fluidized bed gas generator
- Patent number 4,304,574
- Issue date Dec 8, 1981
- Mannesmannrohren-Werke A.G.
- Guenter Buchner
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for transportation and distillation of petroleum with methanol
- Patent number 4,243,493
- Issue date Jan 6, 1981
- Mannesmannrohren-Werke A.G.
- Kurt Gruber
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Ultrasonic testing of seams
- Patent number 4,131,026
- Issue date Dec 26, 1978
- Mannesmannrohren-Werke AG
- Karl Ries
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR MAKING METALLIC, NON-ROTATIONALLY SYMMETRI...
- Publication number 20080040922
- Publication date Feb 21, 2008
- MANNESMANNROHREN-WERKE AG
- Roland Stephan
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method and apparatus for making metallic, non-rotationally symmetri...
- Publication number 20050204556
- Publication date Sep 22, 2005
- MANNESMANNROHREN-WERKE AG
- Roland Stephan
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method and apparatus for making welded large pipes
- Publication number 20050035094
- Publication date Feb 17, 2005
- MANNESMANNROHREN-WERKE AG
- Eberhard Titze
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Device for deburring the inside of a longitudinally seam-welded pip...
- Publication number 20040191023
- Publication date Sep 30, 2004
- MANNESMANNROHREN-WERKE AG
- Jorn Winkels
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method of detecting discontiuities on elongated workpieces
- Publication number 20030233879
- Publication date Dec 25, 2003
- MANNESMANNROHREN-WERKE AG
- Alfred Graff
- G01 - MEASURING TESTING
Information Patent Application
Metallurgical vessel and method for producing the same
- Publication number 20030222381
- Publication date Dec 4, 2003
- MANNESMANNROHREN-WERKE AG
- Hans-Werner Gohres
- B22 - CASTING POWDER METALLURGY

Trademarklast 30 trademarks

Information Trademark
79001886 - MANNESMANN
- Serial number 79001886
- Registration number 3035896
- Filing date Feb 3, 2004
- Mannesmannröhren-Werke AG
- 35 - Advertising
Information Trademark
78357934 - MANNESMANN
- Serial number 78357934
- Registration number 3658070
- Filing date Jan 27, 2004
- Mannesmannrohren-Werke AG
- 35 - Advertising
Information Trademark
78357647 - MW
- Serial number 78357647
- Filing date Jan 26, 2004
- Mannesmannrohren-Werke AG
- 35 - Advertising
Information Trademark
74323984 - MOS
- Serial number 74323984
- Registration number 1881155
- Filing date Oct 20, 1992
- MANNESMANNROHREN-WERKE AG
- 6 - Common metals and their alloys
Information Trademark
73383400 - BIG
- Serial number 73383400
- Registration number 1304678
- Filing date Sep 3, 1982
- Mannesmannrohren-Werke AG.
- 6 - Common metals and their alloys
Information Trademark
73303221 - MUST
- Serial number 73303221
- Registration number 1211252
- Filing date Mar 30, 1981
- Mannesmannrohren-Werke AG.
- 6 - Common metals and their alloys
Information Trademark
73165949 - MAPEC
- Serial number 73165949
- Registration number 1154499
- Filing date Apr 11, 1978
- Mannesmannrohren-Werke AG.
- 6 - Common metals and their alloys

MANNESMANNROHREN-WERKE GMBH

Organization

Patents Grantslast 30 patents

Method and apparatus for making welded large pipes

Method for producing metallic, non-rotationally symmetrical rings w...

Device for ultrasonic weld seam testing of longitudinally welded pi...

Device for deburring the inside of a longitudinally seam-welded pip...

Metallurgical vessel and method for producing the same

Process for producing welded steel pipes with a high degree of stre...

Vessel for metallurgical purposes

Blast tuyere for shaft furnaces, in particular blast furnaces or ho...

Heating system for fluidized bed gas generator

Process for transportation and distillation of petroleum with methanol

Ultrasonic testing of seams

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR MAKING METALLIC, NON-ROTATIONALLY SYMMETRI...

Method and apparatus for making metallic, non-rotationally symmetri...

Method and apparatus for making welded large pipes

Device for deburring the inside of a longitudinally seam-welded pip...

Method of detecting discontiuities on elongated workpieces

Metallurgical vessel and method for producing the same

Trademarklast 30 trademarks

79001886 - MANNESMANN

78357934 - MANNESMANN

78357647 - MW

74323984 - MOS

73383400 - BIG

73303221 - MUST

73165949 - MAPEC