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AU629250B2 - Compensating ring for a down hole hammer - Google Patents
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AU629250B2 - Compensating ring for a down hole hammer - Google Patents

Compensating ring for a down hole hammer

Info

Publication number
AU629250B2
AU629250B2 AU43643/89A AU4364389A AU629250B2 AU 629250 B2 AU629250 B2 AU 629250B2 AU 43643/89 A AU43643/89 A AU 43643/89A AU 4364389 A AU4364389 A AU 4364389A AU 629250 B2 AU629250 B2 AU 629250B2
Authority
AU
Australia
Prior art keywords
down hole
hole hammer
compensating ring
compensating
ring
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.)
Expired
Application number
AU43643/89A
Other versions
AU4364389A (en
Inventor
John Urquhart Dewar
John Elsby
Andrew Greathead
Brian Thomas Sanfead
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.)
Sandvik RC Tools Australia Pty Ltd
Original Assignee
D T A DIGGER TOOLS Pty Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27154204&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU629250(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by D T A DIGGER TOOLS Pty Ltd filed Critical D T A DIGGER TOOLS Pty Ltd
Priority to AU43643/89A priority Critical patent/AU629250B2/en
Publication of AU4364389A publication Critical patent/AU4364389A/en
Assigned to DTA Digger Tools Pty Ltd reassignment DTA Digger Tools Pty Ltd Alteration of Name(s) of Applicant(s) under S113 Assignors: DRILLING TOOLS AUSTRALIA PTY LTD
Application granted granted Critical
Publication of AU629250B2 publication Critical patent/AU629250B2/en
Assigned to SDS DIGGER TOOLS PTY LTD reassignment SDS DIGGER TOOLS PTY LTD Request to Amend Deed and Register Assignors: DTA Digger Tools Pty Ltd
Assigned to SANDVIK RC TOOLS AUSTRALIA PTY LIMITED reassignment SANDVIK RC TOOLS AUSTRALIA PTY LIMITED Request to Amend Deed and Register Assignors: SDS DIGGER TOOLS PTY LTD
Anticipated expiration legal-status Critical
Expired 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
    • 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
    • E21B17/1078—Stabilisers or centralisers for casing, tubing or drill 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers

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)
AU43643/89A 1988-10-21 1989-10-23 Compensating ring for a down hole hammer Expired AU629250B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU43643/89A AU629250B2 (en) 1988-10-21 1989-10-23 Compensating ring for a down hole hammer

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AUPJ1099 1988-10-21
AUPJ109988 1988-10-21
AUPJ3721 1989-04-18
AUPJ372189 1989-04-18
AU43643/89A AU629250B2 (en) 1988-10-21 1989-10-23 Compensating ring for a down hole hammer

Publications (2)

Publication Number Publication Date
AU4364389A AU4364389A (en) 1990-04-26
AU629250B2 true AU629250B2 (en) 1992-10-01

Family

ID=27154204

Family Applications (1)

Application Number Title Priority Date Filing Date
AU43643/89A Expired AU629250B2 (en) 1988-10-21 1989-10-23 Compensating ring for a down hole hammer

Country Status (1)

Country Link
AU (1) AU629250B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2014202538B2 (en) * 2013-05-10 2018-03-08 Tricon Drilling Solutions Pty Ltd Percussive Down-The-Hole Drill

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2243387B (en) * 1990-04-26 1994-07-20 D T A Pty Ltd Drill bit arrangement
AU730523B2 (en) * 1996-10-22 2001-03-08 Sandvik Mining And Construction Australia (Production/Supply) Pty Ltd Wear sleeve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2014202538B2 (en) * 2013-05-10 2018-03-08 Tricon Drilling Solutions Pty Ltd Percussive Down-The-Hole Drill

Also Published As

Publication number Publication date
AU4364389A (en) 1990-04-26

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