CA375865A - Classification des mineraux et de la houille - Google Patents

Classification des mineraux et de la houille

Info

Publication number: CA375865A
Authority: CA; Canada
Prior art keywords: mineral; coal classification; coal; classification
Prior art date: 1938-08-16
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

CA375865A

Other languages

English (en)

Inventor

Hoyois Leon

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

1938-08-16

1938-08-16 Application granted granted Critical

1938-08-16 Publication of CA375865A publication Critical patent/CA375865A/fr

Status Expired legal-status Critical Current

Links

239000003245 coal Substances 0.000 title 1
229910052500 inorganic mineral Inorganic materials 0.000 title 1
239000011707 mineral Substances 0.000 title 1

CA375865A Classification des mineraux et de la houille Expired CA375865A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA375865T

Publications (1)

Publication Number	Publication Date
CA375865A true CA375865A (fr)	1938-08-16

Family

ID=35380189

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA375865A Expired CA375865A (fr)			Classification des mineraux et de la houille

Country Status (1)

Country	Link
CA (1)	CA375865A (fr)

0
- CA CA375865A patent/CA375865A/fr not_active Expired

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