Owner Sandvik Mining and Construction Oy

Inventors Sormunen, Tapani

Agent Griffith Hack

Pub. Number AU-B-2006316358

PCT Pub. Number WO2007/060294

Priority 20055622 24.11.05 FI

Filing date 23 November 2006

Wipo publication date 31 May 2007

Acceptance publication date 3 February 2011

B01D 46/02 (2006.01) Filters or filtering processes specially modified for separating dispersed particles from gases or vapours - Particle separators, e.g. dust precipitators, having hollow filters made of flexible material

B01D 46/00 (2006.01) Filters or filtering processes specially modified for separating dispersed particles from gases or vapours

B01D 46/42 (2006.01) Filters or filtering processes specially modified for separating dispersed particles from gases or vapours - Auxiliary equipment or operation thereof

B01D 46/48 (2006.01) Filters or filtering processes specially modified for separating dispersed particles from gases or vapours - Removing dust other than cleaning filters

B01D 50/00 (2006.01) Combinations of devices for separating particles from gases or vapours

E21B 21/015 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

E21B 21/07 (2006.01) Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor