CA799852A - Mechanical drilling jar - Google Patents

Mechanical drilling jar

Info

Publication number
CA799852A
CA799852A CA799852A CA799852DA CA799852A CA 799852 A CA799852 A CA 799852A CA 799852 A CA799852 A CA 799852A CA 799852D A CA799852D A CA 799852DA CA 799852 A CA799852 A CA 799852A
Authority
CA
Canada
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
CA799852A
Inventor
L. 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
Original Assignee
DYNAMIC DRILLING TOOLS
Publication date
Application granted granted Critical
Publication of CA799852A publication Critical patent/CA799852A/en
Expired legal-status Critical Current

Links

CA799852A Mechanical drilling jar Expired CA799852A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA799852T

Publications (1)

Publication Number Publication Date
CA799852A true CA799852A (en) 1968-11-26

Family

ID=36267866

Family Applications (1)

Application Number Title Priority Date Filing Date
CA799852A Expired CA799852A (en) Mechanical drilling jar

Country Status (1)

Country Link
CA (1) CA799852A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4770268A (en) * 1986-04-11 1988-09-13 Institut Francais Du Petrole Device for generating acoustic waves by means of a falling mass striking a target element anchored in a well

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4770268A (en) * 1986-04-11 1988-09-13 Institut Francais Du Petrole Device for generating acoustic waves by means of a falling mass striking a target element anchored in a well

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