ZA200709487B - Rock drilling element, drill string and method for transferring impact energy from a top hammer unit to a drill bit - Google Patents

Rock drilling element, drill string and method for transferring impact energy from a top hammer unit to a drill bit

Info

Publication number
ZA200709487B
ZA200709487B ZA200709487A ZA200709487A ZA200709487B ZA 200709487 B ZA200709487 B ZA 200709487B ZA 200709487 A ZA200709487 A ZA 200709487A ZA 200709487 A ZA200709487 A ZA 200709487A ZA 200709487 B ZA200709487 B ZA 200709487B
Authority
ZA
South Africa
Prior art keywords
impact energy
rock drilling
drilling element
top hammer
hammer unit
Prior art date
Application number
ZA200709487A
Inventor
Roger Noel
Original Assignee
Sandvik Intellectual Property
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 Sandvik Intellectual Property filed Critical Sandvik Intellectual Property
Publication of ZA200709487B publication Critical patent/ZA200709487B/en

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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • 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)
ZA200709487A 2005-05-09 2007-11-02 Rock drilling element, drill string and method for transferring impact energy from a top hammer unit to a drill bit ZA200709487B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0501054A SE531017C2 (en) 2005-05-09 2005-05-09 Rock Drilling Tools

Publications (1)

Publication Number Publication Date
ZA200709487B true ZA200709487B (en) 2010-01-27

Family

ID=37396806

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200709487A ZA200709487B (en) 2005-05-09 2007-11-02 Rock drilling element, drill string and method for transferring impact energy from a top hammer unit to a drill bit

Country Status (8)

Country Link
US (1) US20090065224A1 (en)
EP (1) EP1882078A1 (en)
KR (1) KR20080013901A (en)
CA (1) CA2606120A1 (en)
RU (1) RU2007145427A (en)
SE (1) SE531017C2 (en)
WO (1) WO2006121386A1 (en)
ZA (1) ZA200709487B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE529036C2 (en) * 2005-05-23 2007-04-17 Atlas Copco Rock Drills Ab Method and apparatus
SE531658C2 (en) 2006-10-02 2009-06-23 Atlas Copco Rock Drills Ab Percussion along with rock drill and rock drill rig
CN102278063A (en) * 2011-05-13 2011-12-14 四川省第三建筑工程公司 Water-mill drilling construction process for Karst terrain
PL2845989T3 (en) * 2013-09-09 2016-05-31 Sandvik Intellectual Property Shock wave modification in percussion drilling apparatus and method
EP3023575A1 (en) * 2014-11-21 2016-05-25 Sandvik Intellectual Property AB Drill string rod with shoulder
JP6588211B2 (en) * 2015-02-16 2019-10-09 古河ロックドリル株式会社 Rock drill
CN113323660B (en) * 2021-07-21 2023-01-13 辽宁工程技术大学 High-stress high-hydraulic coal breaking and reaming device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3642079A (en) * 1970-06-23 1972-02-15 Servco Co Multisleeve stabilizer
SE432280B (en) * 1980-01-21 1984-03-26 Sandvik Ab Coupling member for percussion drill line
US4987961A (en) * 1990-01-04 1991-01-29 Mcneely Jr Branch M Drill stem arrangement and method
US5358285A (en) * 1992-12-03 1994-10-25 Prideco, Inc. Stress relief groove for drill pipe
SE506527C2 (en) * 1995-08-31 1997-12-22 Sandvik Ab Method, rock drilling tools, rock drill bit and intermediate elements for transferring stroke array from a top hammer assembly
US5722496A (en) * 1996-03-19 1998-03-03 Ingersoll-Rand Company Removable guide member for guiding drill string components in a drill hole
SE0003916L (en) * 2000-10-27 2002-02-19 Sandvik Ab Guide tubes for mechanical handling in a rig for rock drilling and drill string for mechanical handling

Also Published As

Publication number Publication date
EP1882078A1 (en) 2008-01-30
US20090065224A1 (en) 2009-03-12
CA2606120A1 (en) 2006-11-16
RU2007145427A (en) 2009-06-20
KR20080013901A (en) 2008-02-13
SE531017C2 (en) 2008-11-18
WO2006121386A1 (en) 2006-11-16
SE0501054L (en) 2006-11-10

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