CA2455685A1 - Appareil destine a attenuer le bruit d'une perforatrice de roche - Google Patents

Appareil destine a attenuer le bruit d'une perforatrice de roche Download PDF

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Publication number
CA2455685A1
CA2455685A1 CA002455685A CA2455685A CA2455685A1 CA 2455685 A1 CA2455685 A1 CA 2455685A1 CA 002455685 A CA002455685 A CA 002455685A CA 2455685 A CA2455685 A CA 2455685A CA 2455685 A1 CA2455685 A1 CA 2455685A1
Authority
CA
Canada
Prior art keywords
rock drill
housing
rock
drill
silencing apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002455685A
Other languages
English (en)
Other versions
CA2455685C (fr
Inventor
Nicolaas Daniel Lombard Burger
Adam Jacobus Von Wielligh
Rudolf Werner Ottermann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Burger Nicolaas D L
Original Assignee
Burger Nicolaas D L
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Burger Nicolaas D L filed Critical Burger Nicolaas D L
Publication of CA2455685A1 publication Critical patent/CA2455685A1/fr
Application granted granted Critical
Publication of CA2455685C publication Critical patent/CA2455685C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/24—Guiding or centralising devices for drilling rods or pipes
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B1/00—Percussion drilling
    • E21B1/38—Hammer piston type, i.e. in which the tool bit or anvil is hit by an impulse member

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
CA002455685A 2001-07-26 2001-11-30 Appareil destine a attenuer le bruit d'une perforatrice de roche Expired - Fee Related CA2455685C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ZA2001/6132 2001-07-26
ZA200106132 2001-07-26
PCT/IB2001/002264 WO2003009974A1 (fr) 2001-07-26 2001-11-30 Appareil destine a attenuer le bruit d'une perforatrice de roche

Publications (2)

Publication Number Publication Date
CA2455685A1 true CA2455685A1 (fr) 2003-02-06
CA2455685C CA2455685C (fr) 2009-05-19

Family

ID=25589252

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002455685A Expired - Fee Related CA2455685C (fr) 2001-07-26 2001-11-30 Appareil destine a attenuer le bruit d'une perforatrice de roche

Country Status (3)

Country Link
CA (1) CA2455685C (fr)
WO (1) WO2003009974A1 (fr)
ZA (1) ZA200400317B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7681690B2 (en) 2007-07-13 2010-03-23 Longyear Tm, Inc. Noise abatement device for a pneumatic tool
US7735603B2 (en) 2008-05-28 2010-06-15 Longyear Tm, Inc. Noise reducing device for a pneumatic tool

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2258051C3 (de) * 1972-11-27 1975-07-03 Kent Air Tool Co., Kent, Ohio (V.St.A.) Als Schalldämpfer ausgebildetes Traggestell für einen durch Druckluft angetriebenen Schlaghammer
DE2420016A1 (de) * 1974-04-25 1975-10-30 Demag Drucklufttechnik Gmbh Schalldaemmeinrichtung fuer druckluftbetriebene werkzeuge
GB1584888A (en) * 1977-01-18 1981-02-18 Salzgitter Maschinen Ag Rock drilling apparatus
EP0015700B1 (fr) * 1979-02-28 1982-07-28 CompAir Construction and Mining Limited Dispositif pneumatique à piston effectuant un mouvement alternatif
FR2553697B1 (fr) * 1983-10-24 1986-03-14 Charbonnages De France Dispositif d'insonorisation d'un fleuret de foration
CA2034940A1 (fr) * 1990-01-27 1991-07-28 David T. Allan Outils pneumatiques
ZA977248B (en) 1996-08-13 1998-02-23 Csir Rock drilling apparatus.
AU722846B1 (en) * 1999-03-11 2000-08-10 Rockmin Pty Ltd A method and apparatuses for pressure wave suppression and fly rock control in small-charge blasting

Also Published As

Publication number Publication date
ZA200400317B (en) 2005-03-30
WO2003009974A1 (fr) 2003-02-06
CA2455685C (fr) 2009-05-19

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