CA423949A - Noir de charbon - Google Patents

Noir de charbon

Info

Publication number
CA423949A
CA423949A CA423949A CA423949DA CA423949A CA 423949 A CA423949 A CA 423949A CA 423949 A CA423949 A CA 423949A CA 423949D A CA423949D A CA 423949DA CA 423949 A CA423949 A CA 423949A
Authority
CA
Canada
Prior art keywords
carbon black
black
carbon
Prior art date
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
CA423949A
Other languages
English (en)
Inventor
B. Wiegand William
A. Braendle Harold
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.)
Columbian Carbon Co
Original Assignee
Columbian Carbon Co
Publication date
Application granted granted Critical
Publication of CA423949A publication Critical patent/CA423949A/fr
Expired legal-status Critical Current

Links

CA423949A Noir de charbon Expired CA423949A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA423949T

Publications (1)

Publication Number Publication Date
CA423949A true CA423949A (fr) 1944-11-21

Family

ID=35534961

Family Applications (1)

Application Number Title Priority Date Filing Date
CA423949A Expired CA423949A (fr) Noir de charbon

Country Status (1)

Country Link
CA (1) CA423949A (fr)

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