DE970760C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the production of concrete piles in the ground by pressing the sunk borehole filled with aggregate with cement milk or the like while gradually withdrawing the press pipe
Assignee: WALTER FRIEDEL DR ING
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Filing: 1954-04-28
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Granted: 1958-10-23
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Expires: 1974-04-28
Abstract
No abstract record available.
Inventors
- 👤 Dr-Ing Walter Friedel
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 15:46
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/22; E02D5/34; E02D5/46
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