Global Patent Index - EP 2344282 A1

EP 2344282 A1 20110720 - METHOD FOR CLEANING A VACUUM PUMP

Title (en)

METHOD FOR CLEANING A VACUUM PUMP

Title (de)

VERFAHREN ZUM REINIGEN EINER VAKUUMPUMPE

Title (fr)

PROCÉDÉ DE NETTOYAGE D'UNE POMPE À VIDE

Publication

EP 2344282 A1 20110720 (DE)

Application

EP 09740158 A 20091027

Priority

  • EP 2009064122 W 20091027
  • DE 102008053522 A 20081028

Abstract (en)

[origin: WO2010049407A1] The invention relates to an effective method for cleaning a vacuum pump (10) comprising a pump chamber (12) with at least one pump rotor (14), characterized by the steps of: a) filling the pump chamber (12) with a cleaning fluid (28), b) distributing the cleaning fluid (28) in the pump chamber (12), c) dissolving impurities using the cleaning fluid (28) and d) draining the cleaning fluid (28) from the pump chamber (12).

IPC 8 full level

B08B 3/08 (2006.01); B08B 9/00 (2006.01); F04C 29/00 (2006.01)

CPC (source: EP KR US)

B08B 3/08 (2013.01 - EP KR US); B08B 9/00 (2013.01 - EP KR US); F04C 29/00 (2013.01 - KR); F04C 18/16 (2013.01 - EP US); F04C 2220/10 (2013.01 - EP US); F04C 2280/02 (2013.01 - EP US)

Citation (search report)

See references of WO 2010049407A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

Designated extension state (EPC)

AL BA RS

DOCDB simple family (publication)

DE 102008053522 A1 20100429; CN 102202805 A 20110928; EP 2344282 A1 20110720; EP 2344282 B1 20120808; JP 2012506765 A 20120322; KR 20110084519 A 20110725; RU 2011120977 A 20121210; TW 201024547 A 20100701; US 2011232689 A1 20110929; WO 2010049407 A1 20100506

DOCDB simple family (application)

DE 102008053522 A 20081028; CN 200980142434 A 20091027; EP 09740158 A 20091027; EP 2009064122 W 20091027; JP 2011532664 A 20091027; KR 20117012203 A 20091027; RU 2011120977 A 20091027; TW 98136122 A 20091026; US 200913126265 A 20091027