CA324730A - Poudre noire a miner - Google Patents

Poudre noire a miner

Info

Publication number: CA324730A
Authority: CA; Canada
Prior art keywords: blasting powder; black blasting; black; powder; blasting
Prior art date: 1932-08-02
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

CA324730A

Other languages

English (en)

Inventor

Austin Gillie Benjamin

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.)

PPG Architectural Coatings Canada Inc

Original Assignee

Canadian Industries Ltd

Publication date

1932-08-02

1932-08-02 Application granted granted Critical

1932-08-02 Publication of CA324730A publication Critical patent/CA324730A/fr

Status Expired legal-status Critical Current

Links

238000005422 blasting Methods 0.000 title 1
239000000843 powder Substances 0.000 title 1

CA324730A Poudre noire a miner Expired CA324730A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA324730T

Publications (1)

Publication Number	Publication Date
CA324730A true CA324730A (fr)	1932-08-02

Family

ID=35287100

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA324730A Expired CA324730A (fr)			Poudre noire a miner

Country Status (1)

Country	Link
CA (1)	CA324730A (fr)

0
- CA CA324730A patent/CA324730A/fr not_active Expired

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