FR873911A - Perfectionnements apportés aux procédés de prospection de gisements souterrains - Google Patents

Perfectionnements apportés aux procédés de prospection de gisements souterrains

Info

Publication number
FR873911A
FR873911A FR873911DA FR873911A FR 873911 A FR873911 A FR 873911A FR 873911D A FR873911D A FR 873911DA FR 873911 A FR873911 A FR 873911A
Authority
FR
France
Prior art keywords
processes
underground deposit
prospecting
deposit prospecting
underground
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Inventor
Eugene Mc Dermott
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR873911A publication Critical patent/FR873911A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G5/00—Weighing apparatus wherein the balancing is effected by fluid action
    • G01G5/04—Weighing apparatus wherein the balancing is effected by fluid action with means for measuring the pressure imposed by the load on a liquid
    • G01G5/045—Weighing apparatus wherein the balancing is effected by fluid action with means for measuring the pressure imposed by the load on a liquid combined with means for totalising the pressure imposed by several load-cells
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
FR873911D 1939-02-20 1940-02-08 Perfectionnements apportés aux procédés de prospection de gisements souterrains Expired FR873911A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US873911XA 1939-02-20 1939-02-20

Publications (1)

Publication Number Publication Date
FR873911A true FR873911A (fr) 1942-07-23

Family

ID=22204910

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873911D Expired FR873911A (fr) 1939-02-20 1940-02-08 Perfectionnements apportés aux procédés de prospection de gisements souterrains

Country Status (1)

Country Link
FR (1) FR873911A (fr)

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