Patent DE879439C successfully refreshed from Google Patents.
DE879439C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process and device for graining carbon black
Assignee: Continental AG
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Filing: 1942-04-26
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Granted: 1953-06-11
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Expires: 1962-04-26
Abstract
No abstract record available.
Inventors
- 👤 Adolf Hildenbrand
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 07:34
CPC Classifications
C; C09; C09C; C09C1/00; C09C1/44; C09C1/48; C09C1/56; C09C1/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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