Joh. Heinrich Bornemann GmbH & Co. KG

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Obernkirchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Pumping process for operating a multi-phase screw pump and pump
- Patent number 5,624,249
- Issue date Apr 29, 1997
- Joh. Heinrich Bornemann GmbH & Co. KG
- Gerhard Rohlfing
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Eccentric screw pump with liquid bypass controlled by a flexible di...
- Patent number 5,472,319
- Issue date Dec 5, 1995
- Joh. Heinrich Bornemann GmbH & Co. KG
- Gerhard Rohlfing
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Eccentric screw pump for the conveying of liquids from bore holes
- Patent number 4,580,955
- Issue date Apr 8, 1986
- Joh. Heinrich Bornemann GmbH & Co. KG
- Volkmar Karge
- E21 - EARTH DRILLING MINING

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