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DE651048C Expired / Lapsed DE ⏱️ 0.0 years remaining

Process for the denitration of nitrous sulfuric acid

Assignee: E H HARRY PAULING DIPL ING DR
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Filing: 1933-05-31
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Granted: 1937-10-06
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Expires: 1953-05-31
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-01 10:03
CPC Classifications
C; C01; C01B; C01B17/00; C01B17/69; C01B17/90; C01B17/94

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