Christian Bratu

Person

Saint Nom La Breteche, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Progressive cavity pump with uncoupled natural frequency
- Patent number 9,506,468
- Issue date Nov 29, 2016
- PCM TECHNOLOGIES
- Christian Bratu
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Combined pump with rotodynamic impeller
- Patent number 7,578,663
- Issue date Aug 25, 2009
- Christian Bratu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Progressing cavity pump
- Patent number 7,413,416
- Issue date Aug 19, 2008
- PCM Pompes
- Christian Bratu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Cell for pumping a multiphase effluent and pump comprising at least...
- Patent number 6,474,939
- Issue date Nov 5, 2002
- Institut Francais du Petrole
- Christian Bratu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Multiphase fluid pumping or compression device with blades of tande...
- Patent number 6,149,385
- Issue date Nov 21, 2000
- Institut Francais du Petrole
- Regis Vilagines
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Multiphase fluid pumping or compression device with blades of tande...
- Patent number 5,885,058
- Issue date Mar 23, 1999
- Institute Francais du Petrole
- Regis Vilagines
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
PROGRESSIVE CAVITY PUMP
- Publication number 20150139842
- Publication date May 21, 2015
- Christian Bratu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Combined Pump
- Publication number 20070292287
- Publication date Dec 20, 2007
- Christian Bratu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Progressing cavity pump
- Publication number 20050169779
- Publication date Aug 4, 2005
- Christian Bratu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Christian Bratu

Person

Patents Grantslast 30 patents

Progressive cavity pump with uncoupled natural frequency

Combined pump with rotodynamic impeller

Progressing cavity pump

Cell for pumping a multiphase effluent and pump comprising at least...

Multiphase fluid pumping or compression device with blades of tande...

Multiphase fluid pumping or compression device with blades of tande...

Patents Applicationslast 30 patents

PROGRESSIVE CAVITY PUMP

Combined Pump

Progressing cavity pump