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Services Petroliers Schlumberger SA
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Societe de Prospection Electrique Schlumberger SA
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Application filed by Societe de Prospection Electrique Schlumberger SAfiledCriticalSociete de Prospection Electrique Schlumberger SA
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Publication of FR805691ApublicationCriticalpatent/FR805691A/fr
E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
E21B47/00—Survey of boreholes or wells
E21B47/02—Determining slope or direction
E21B47/026—Determining slope or direction of penetrated ground layers
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FR805691D1936-04-251936-04-25Dispositif pour déterminer l'orientation et la valeur du pendage des couches traversées par un sondage
ExpiredFR805691A
(fr)