EP 1656502 A1 20060517 - ECCENTRIC SCREW PUMP EQUIPPED WITH A ROTOR THAT IS EROSION-RESISTANT
Title (en)
ECCENTRIC SCREW PUMP EQUIPPED WITH A ROTOR THAT IS EROSION-RESISTANT
Title (de)
EXZENTERSCHNECKENPUMPE MIT EROSIONSFESTEM ROTOR
Title (fr)
POMPE A VIS SANS FIN EXCENTRIQUE MUNIE D'UN ROTOR RESISTANT A L'EROSION
Publication
Application
Priority
- EP 2004009141 W 20040814
- DE 10338632 A 20030822
Abstract (en)
[origin: US2007140882A1] An eccentric screw pump or an eccentric screw motor has a rotor formed from at least a tubular jacket with at least two layers. The outer layer of the jacket consists of a material that is abrasion-resistant and/or corrosion-resistant.
IPC 1-7
IPC 8 full level
F04C 2/107 (2006.01)
CPC (source: EP US)
F04C 2/1071 (2013.01 - EP US); F04C 2230/231 (2013.01 - EP US); F04C 2240/20 (2013.01 - EP US); Y10T 29/49242 (2015.01 - EP US); Y10T 29/49865 (2015.01 - EP US)
Citation (search report)
See references of WO 2005021971A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
US 2007140882 A1 20070621; US 7909591 B2 20110322; AT E385544 T1 20080215; BR PI0413690 A 20061024; BR PI0413690 B1 20160830; CA 2535870 A1 20050310; CA 2535870 C 20121127; DE 10338632 A1 20050317; DE 10338632 B4 20051103; DE 502004006140 D1 20080320; EP 1656502 A1 20060517; EP 1656502 B1 20080206; ES 2300811 T3 20080616; PT 1656502 E 20080430; RU 2006109022 A 20060727; RU 2340793 C2 20081210; WO 2005021971 A1 20050310
DOCDB simple family (application)
US 56924704 A 20040814; AT 04764133 T 20040814; BR PI0413690 A 20040814; CA 2535870 A 20040814; DE 10338632 A 20030822; DE 502004006140 T 20040814; EP 04764133 A 20040814; EP 2004009141 W 20040814; ES 04764133 T 20040814; PT 04764133 T 20040814; RU 2006109022 A 20040814