CA223204A - Discolorizing carbon - Google Patents

Discolorizing carbon

Info

Publication number
CA223204A
CA223204A CA223204A CA223204DA CA223204A CA 223204 A CA223204 A CA 223204A CA 223204 A CA223204 A CA 223204A CA 223204D A CA223204D A CA 223204DA CA 223204 A CA223204 A CA 223204A
Authority
CA
Canada
Prior art keywords
discolorizing
carbon
discolorizing 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
CA223204A
Other languages
French (fr)
Inventor
Nicolaas Adolf Sauer Johan
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.)
NAAMLOOZE VENNOOTSCHAP ALGEMEENE NORIT Mij
Original Assignee
NAAMLOOZE VENNOOTSCHAP ALGEMEENE NORIT Mij
Publication date
Application granted granted Critical
Publication of CA223204A publication Critical patent/CA223204A/en
Expired legal-status Critical Current

Links

CA223204A Discolorizing carbon Expired CA223204A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA223204T

Publications (1)

Publication Number Publication Date
CA223204A true CA223204A (en) 1922-08-29

Family

ID=35118807

Family Applications (1)

Application Number Title Priority Date Filing Date
CA223204A Expired CA223204A (en) Discolorizing carbon

Country Status (1)

Country Link
CA (1) CA223204A (en)

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