CA378247A - Bouchon de bourrage de mine - Google Patents

Bouchon de bourrage de mine

Info

Publication number: CA378247A
Authority: CA; Canada
Prior art keywords: blasting; stemming plug; stemming; plug; blasting stemming
Prior art date: 1938-12-13
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

CA378247A

Other languages

English (en)

Inventor

White Richard

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.)

C W MINE PRODUCTS Co

Original Assignee

C W MINE PRODUCTS Co

Publication date

1938-12-13

1938-12-13 Application granted granted Critical

1938-12-13 Publication of CA378247A publication Critical patent/CA378247A/fr

Status Expired legal-status Critical Current

Links

CA378247A Bouchon de bourrage de mine Expired CA378247A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA378247T

Publications (1)

Publication Number	Publication Date
CA378247A true CA378247A (fr)	1938-12-13

Family

ID=35382572

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA378247A Expired CA378247A (fr)			Bouchon de bourrage de mine

Country Status (1)

Country	Link
CA (1)	CA378247A (fr)

0
- CA CA378247A patent/CA378247A/fr not_active Expired

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