EP 2241752 B2 20220720 - Pumping system
Title (en)
Pumping system
Title (de)
Pumpensystem
Title (fr)
Système de pompe
Publication
Application
Priority
- DE 102005016884 A 20050412
- EP 06707001 A 20060216
- EP 2006001400 W 20060216
Abstract (en)
[origin: WO2006108466A1] The invention relates to a pumping system for transporting drilling mud during the driving or sinking of bores. In said system, the pump assembly is interactively connected to the rotary drive unit (6) by means of gearing (5) that comprises driving gear (9) and driven gear (4).
IPC 8 full level
E21B 21/08 (2006.01); F01C 21/00 (2006.01); F04B 9/02 (2006.01); F04C 15/00 (2006.01)
CPC (source: EP NO US)
E21B 21/08 (2013.01 - EP NO US); F01C 21/007 (2013.01 - EP US); F04B 1/005 (2013.01 - NO); F04B 9/02 (2013.01 - EP US); F04B 17/03 (2013.01 - NO); F04C 15/0061 (2013.01 - EP US)
Citation (opposition)
Opponent :
US 2004219042 A1 20041104 - KUGELEV VLADIMIR [US], et al
Designated contracting state (EPC)
DE IT
DOCDB simple family (publication)
WO 2006108466 A1 20061019; CN 101160446 A 20080409; CN 101160446 B 20130703; DE 102005016884 A1 20061019; EP 1869284 A1 20071226; EP 1869284 B1 20181226; EP 2241752 A2 20101020; EP 2241752 A3 20151209; EP 2241752 B1 20190612; EP 2241752 B2 20220720; NO 20075108 L 20071107; NO 343827 B1 20190617; RU 2007141682 A 20090520; RU 2392414 C2 20100620; US 2009038852 A1 20090212; US 8186977 B2 20120529
DOCDB simple family (application)
EP 2006001400 W 20060216; CN 200680012003 A 20060216; DE 102005016884 A 20050412; EP 06707001 A 20060216; EP 10170292 A 20060216; NO 20075108 A 20071009; RU 2007141682 A 20060216; US 91831006 A 20060216