CA470096A - Assemblages d'outils de forage - Google Patents

Assemblages d'outils de forage

Info

Publication number: CA470096A
Authority: CA; Canada
Prior art keywords: drill bit; bit assemblies; assemblies; drill; bit
Prior art date: 1950-12-12
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

CA470096A

Other languages

English (en)

Inventor

E. Carr Walter

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.)

Individual

Original Assignee

Individual

Publication date

1950-12-12

1950-12-12 Application granted granted Critical

1950-12-12 Publication of CA470096A publication Critical patent/CA470096A/fr

Status Expired legal-status Critical Current

Links

230000000712 assembly Effects 0.000 title 1
238000000429 assembly Methods 0.000 title 1

CA470096A Assemblages d'outils de forage Expired CA470096A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA470096T

Publications (1)

Publication Number	Publication Date
CA470096A true CA470096A (fr)	1950-12-12

Family

ID=35604036

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA470096A Expired CA470096A (fr)			Assemblages d'outils de forage

Country Status (1)

Country	Link
CA (1)	CA470096A (fr)

0
- CA CA470096A patent/CA470096A/fr not_active Expired

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