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Bataafsche Petroleum Maatschappij NV
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Bataafsche Petroleum Maatschappij NV
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Application filed by Bataafsche Petroleum Maatschappij NVfiledCriticalBataafsche Petroleum Maatschappij NV
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Publication of FR871373ApublicationCriticalpatent/FR871373A/fr
G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00
G01V9/007—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00 by detecting gases or particles representative of underground layers at or near the surface
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FR871373D1940-05-151940-05-15Dispositif pour échantillonner les gaz du sol et procédé pour cet échantillonnage
ExpiredFR871373A
(fr)