ZA202100662B - Drill bit with curved sludge grooves - Google Patents

Drill bit with curved sludge grooves

Info

Publication number
ZA202100662B
ZA202100662B ZA2021/00662A ZA202100662A ZA202100662B ZA 202100662 B ZA202100662 B ZA 202100662B ZA 2021/00662 A ZA2021/00662 A ZA 2021/00662A ZA 202100662 A ZA202100662 A ZA 202100662A ZA 202100662 B ZA202100662 B ZA 202100662B
Authority
ZA
South Africa
Prior art keywords
curved
drill bit
sludge grooves
sludge
grooves
Prior art date
Application number
ZA2021/00662A
Inventor
John Hammargren
David Wickström
Original Assignee
Sandvik Mining And Construction Tools Ab
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 Mining And Construction Tools Ab filed Critical Sandvik Mining And Construction Tools Ab
Publication of ZA202100662B publication Critical patent/ZA202100662B/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
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
ZA2021/00662A 2018-08-30 2021-01-29 Drill bit with curved sludge grooves ZA202100662B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18191621.4A EP3617439B1 (en) 2018-08-30 2018-08-30 Drill bit with curved sludge grooves
PCT/EP2019/071966 WO2020043504A1 (en) 2018-08-30 2019-08-15 Drill bit with curved sludge grooves

Publications (1)

Publication Number Publication Date
ZA202100662B true ZA202100662B (en) 2022-07-27

Family

ID=63449319

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2021/00662A ZA202100662B (en) 2018-08-30 2021-01-29 Drill bit with curved sludge grooves

Country Status (14)

Country Link
US (1) US20210238927A1 (en)
EP (1) EP3617439B1 (en)
JP (1) JP2021535299A (en)
KR (1) KR20210049810A (en)
CN (1) CN112585333A (en)
AU (1) AU2019328385A1 (en)
BR (1) BR112021003320A2 (en)
CA (1) CA3107849A1 (en)
CL (1) CL2021000465A1 (en)
MX (1) MX2021002224A (en)
PE (1) PE20211613A1 (en)
PL (1) PL3617439T3 (en)
WO (1) WO2020043504A1 (en)
ZA (1) ZA202100662B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022071528A (en) * 2020-10-28 2022-05-16 Ｍｍｃリョウテック株式会社 Drilling bit

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8628168D0 (en) * 1986-11-22 1986-12-31 Nl Petroleum Prod Rotary drill bits
GB2212091B (en) * 1987-11-12 1992-01-22 Boart Hardmetals Drilling equipment
JPH0932454A (en) * 1995-07-18 1997-02-04 Toho Kinzoku Kk Rock bit
SE526344C2 (en) * 2003-12-09 2005-08-30 Sandvik Intellectual Property Rock drill bit
SE530135C2 (en) * 2004-09-21 2008-03-11 Sandvik Intellectual Property Rock drill bit adapted for striking drilling
EP2118429B1 (en) * 2007-02-02 2016-04-13 Halliburton Energy Services, Inc. Rotary drill bit steerable system and method
GB201010061D0 (en) * 2010-06-16 2010-07-21 Element Six Ltd Rotary machine tools
JP2014196655A (en) * 2013-03-05 2014-10-16 三菱マテリアル株式会社 Drilling bit
PL2865843T3 (en) * 2013-10-28 2016-07-29 Sandvik Intellectual Property Percussive rock drill bit with optimised gauge buttons

Also Published As

Publication number Publication date
CA3107849A1 (en) 2020-03-05
BR112021003320A2 (en) 2021-08-10
AU2019328385A1 (en) 2021-03-11
EP3617439A1 (en) 2020-03-04
WO2020043504A1 (en) 2020-03-05
CL2021000465A1 (en) 2021-07-23
EP3617439B1 (en) 2021-07-28
MX2021002224A (en) 2021-05-14
KR20210049810A (en) 2021-05-06
JP2021535299A (en) 2021-12-16
US20210238927A1 (en) 2021-08-05
PE20211613A1 (en) 2021-08-23
PL3617439T3 (en) 2021-12-06
CN112585333A (en) 2021-03-30

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