Patent US1582219A successfully refreshed from Google Patents.
Patent FR835834A successfully refreshed from Google Patents.
FR835834A
Expired / Lapsed
FR
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Process for the preparation of formaldehyde condensation products
Assignee: Evonik Operations GmbH
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Filing: 1938-03-28
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Granted: 1939-01-04
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Expires: 1958-03-28
Abstract
No abstract record available.
Inventors
- 👤 Deutsche Gold-Und Sil Roessler
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 16:10
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/36; C07C29/38; C07C45/00; C07C45/61; C07C45/67; C07C45/68; C07C45/72; C07C45/75
Claims Analysis
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References Cited (Backward Citations)
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