Global Patent Index - EP 1035947 A1

EP 1035947 A1 2000-09-20 - BLASTING METHOD FOR CLEANING PIPES

Title (en)

BLASTING METHOD FOR CLEANING PIPES

Title (de)

STRAHLVERFAHREN ZUM REINIGEN VON ROHREN

Title (fr)

PROCEDE DE GRENAILLAGE POUR LE NETTOYAGE DE CANALISATIONS

Publication

EP 1035947 A1 (DE)

Application

EP 98964479 A

Priority

  • DE 29721479 U
  • DE 29807792 U
  • DE 29813172 U
  • EP 9807820 W

Abstract (en)

[origin: WO9929470A1] The invention relates to a blasting method for cleaning pipes with the aid of a blasting medium. The invention is characterized in that a deflecting body (30; 116; 232) is moved through the pipe (20; 110; 212) and a blasting medium is permitted to flow around the deflecting body.

IPC 1-7 (main, further and additional classification)

B24C 3/32; B24C 1/00

IPC 8 full level (invention and additional information)

B24C 1/00 (2006.01); B24C 3/32 (2006.01)

CPC (invention and additional information)

B24C 11/005 (2013.01); B24C 1/003 (2013.01); B24C 3/325 (2013.01)

Citation (search report)

See references of WO 9929470A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE

EPO simple patent family

WO 9929470 A1 19990617; AT 211957 T 20020215; EP 1035947 A1 20000920; EP 1035947 B1 20020116; ES 2169934 T3 20020716; JP 2001525261 A 20011211; JP 3623164 B2 20050223; PL 187959 B1 20041130; PL 340883 A1 20010312; US 6315639 B1 20011113

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