Patent US4777652A successfully refreshed from Google Patents.
Patent DE543770C successfully refreshed from Google Patents.
DE543770C
Expired / Lapsed
DE
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Device for keeping the suction opening of pumps of gas and sand working below the liquid level clean
Assignee: HARRY SAUVEUR DIPL ING
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Filing: 1927-02-19
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Granted: 1932-02-09
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Expires: 1947-02-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-25 05:47
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/70; F04D29/708; F04D9/00; F04D9/001
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