AU421555B2 - Mechanical drilling jar - Google Patents

Mechanical drilling jar

Info

Publication number
AU421555B2
AU421555B2 AU34204/68A AU3420468A AU421555B2 AU 421555 B2 AU421555 B2 AU 421555B2 AU 34204/68 A AU34204/68 A AU 34204/68A AU 3420468 A AU3420468 A AU 3420468A AU 421555 B2 AU421555 B2 AU 421555B2
Authority
AU
Australia
Prior art keywords
mechanical drilling
drilling jar
jar
mechanical
drilling
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
AU34204/68A
Other versions
AU3420468A (en
Inventor
Lee Newman James
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.)
Dynamic Drilling Tools Inc
Original Assignee
Dynamic Drilling Tools Inc
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 Dynamic Drilling Tools Inc filed Critical Dynamic Drilling Tools Inc
Priority to AU34204/68A priority Critical patent/AU421555B2/en
Publication of AU3420468A publication Critical patent/AU3420468A/en
Application granted granted Critical
Publication of AU421555B2 publication Critical patent/AU421555B2/en
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
    • E21B31/00—Fishing for or freeing objects in boreholes or wells
    • E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
AU34204/68A 1968-02-27 1968-02-27 Mechanical drilling jar Expired AU421555B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU34204/68A AU421555B2 (en) 1968-02-27 1968-02-27 Mechanical drilling jar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU34204/68A AU421555B2 (en) 1968-02-27 1968-02-27 Mechanical drilling jar

Publications (2)

Publication Number Publication Date
AU3420468A AU3420468A (en) 1969-09-04
AU421555B2 true AU421555B2 (en) 1972-02-18

Family

ID=3721538

Family Applications (1)

Application Number Title Priority Date Filing Date
AU34204/68A Expired AU421555B2 (en) 1968-02-27 1968-02-27 Mechanical drilling jar

Country Status (1)

Country Link
AU (1) AU421555B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU588464B2 (en) * 1986-06-03 1989-09-14 Dailey International Inc. Mechanical Directional drilling jar

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU588464B2 (en) * 1986-06-03 1989-09-14 Dailey International Inc. Mechanical Directional drilling jar

Also Published As

Publication number Publication date
AU3420468A (en) 1969-09-04

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