CA387981A - Boue a forage - Google Patents

Boue a forage

Info

Publication number: CA387981A
Authority: CA; Canada
Prior art keywords: drilling mud; mud; drilling
Prior art date: 1940-04-16
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

CA387981A

Other languages

English (en)

Inventor

Darnaby Garrison Allen

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

1940-04-16

1940-04-16 Application granted granted Critical

1940-04-16 Publication of CA387981A publication Critical patent/CA387981A/fr

Status Expired legal-status Critical Current

Links

238000005553 drilling Methods 0.000 title 1

CA387981A Boue a forage Expired CA387981A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA387981T

Publications (1)

Publication Number	Publication Date
CA387981A true CA387981A (fr)	1940-04-16

Family

ID=35393173

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA387981A Expired CA387981A (fr)			Boue a forage

Country Status (1)

Country	Link
CA (1)	CA387981A (fr)

0
- CA CA387981A patent/CA387981A/fr not_active Expired

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