Manfred Jänsch

Person

Garbsen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus for retaining two strings of tubulars
- Patent number 7,673,691
- Issue date Mar 9, 2010
- Weatherford/Lamb, Inc.
- Manfred Jänsch
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for retaining two strings of tubulars
- Patent number 7,124,828
- Issue date Oct 24, 2006
- Weatherford / Lamb, Inc.
- Manfred Jansch
- E21 - EARTH DRILLING MINING
Information Patent Grant
Automated pipe joining system and method
- Patent number 7,114,235
- Issue date Oct 3, 2006
- Weatherford/Lamb, Inc.
- Manfred Jansch
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Bushing for a drilling rig
- Patent number 6,848,520
- Issue date Feb 1, 2005
- Weatherford/Lamb, Inc.
- Manfred Jänsch
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for retaining two strings of tubulars
- Patent number 6,422,311
- Issue date Jul 23, 2002
- Weatherford/Lamb, Inc.
- Manfred Jänsch
- E21 - EARTH DRILLING MINING
Information Patent Grant
Safety switching system for clamping devices for pipes
- Patent number 6,386,282
- Issue date May 14, 2002
- Weatherford/Lamb, Inc.
- Manfred Jänsch
- E21 - EARTH DRILLING MINING
Information Patent Grant
Insert for use in slips
- Patent number 5,451,084
- Issue date Sep 19, 1995
- Weatherford/Lamb, Inc.
- Manfred Jansch
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Centralizers for oil well casings
- Patent number 5,261,488
- Issue date Nov 16, 1993
- Weatherford U.K. Limited
- Paul D. Gullet
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for conducting forces into movable objects
- Patent number 5,221,099
- Issue date Jun 22, 1993
- Weatherford Products & Equipment GmbH
- Manfred Jansch
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR RETAINING TWO STRINGS OF TUBULARS
- Publication number 20070102162
- Publication date May 10, 2007
- Manfred Jansch
- E21 - EARTH DRILLING MINING
Information Patent Application
Automated pipe joining system
- Publication number 20040049905
- Publication date Mar 18, 2004
- Manfred Jansch
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus for retaining two strings of tubulars
- Publication number 20040040701
- Publication date Mar 4, 2004
- Weatherford/Lamb
- Manfred Jansch
- E21 - EARTH DRILLING MINING

Manfred Jänsch

Person

Patents Grantslast 30 patents

Apparatus for retaining two strings of tubulars

Apparatus for retaining two strings of tubulars

Automated pipe joining system and method

Bushing for a drilling rig

Apparatus for retaining two strings of tubulars

Safety switching system for clamping devices for pipes

Insert for use in slips

Centralizers for oil well casings

Device for conducting forces into movable objects

Patents Applicationslast 30 patents

APPARATUS FOR RETAINING TWO STRINGS OF TUBULARS

Automated pipe joining system

Apparatus for retaining two strings of tubulars