Patent US3147770A successfully refreshed from Google Patents.
DE828845C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the separation of air
Assignee: Adolf Messer GmbH
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Filing: 1950-02-04
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Granted: 1952-01-21
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Expires: 1970-02-04
Abstract
No abstract record available.
Inventors
- 👤 Dr Phil Peter Grassmann
- 👤 Dr H C Adolf Messer
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 19:24
CPC Classifications
F; F25; F25J; F25J3/00; F25J3/02; F25J3/04; F25J3/04248; F25J3/04375; F25J3/04393; F25J3/04284; F25J3/0429; F25J3/04303; F25J3/04309; F25J3/04315; F25J3/04406; F25J3/04418; F25J2200/00; F25J2200/50; F25J2200/54; F25J2200/90
Claims Analysis
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