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Siemens Bauunion GmbH
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Siemens Bauunion GmbH
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Application filed by Siemens Bauunion GmbHfiledCriticalSiemens Bauunion GmbH
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Publication of FR731185ApublicationCriticalpatent/FR731185A/fr
E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
E21B33/00—Sealing or packing boreholes or wells
E21B33/02—Surface sealing or packing
E21B33/03—Well heads; Setting-up thereof
E—FIXED CONSTRUCTIONS
E21—EARTH OR ROCK DRILLING; MINING
E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
E21B33/00—Sealing or packing boreholes or wells
E21B33/10—Sealing or packing boreholes or wells in the borehole
E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
E21B33/138—Plastering the borehole wall; Injecting into the formation
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Engineering & Computer Science
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Mining & Mineral Resources
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Physics & Mathematics
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Environmental & Geological Engineering
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Fluid Mechanics
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General Life Sciences & Earth Sciences
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Geochemistry & Mineralogy
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FR731185D1932-02-091932-02-09Procédé et dispositif pour le fonçage de puits dans des couches de terrain artésiennes, et des couches similaires
ExpiredFR731185A
(fr)