FR1319297A - Device for detecting the hardness of soil layers - Google Patents

Device for detecting the hardness of soil layers

Info

Publication number
FR1319297A
FR1319297A FR893859A FR893859A FR1319297A FR 1319297 A FR1319297 A FR 1319297A FR 893859 A FR893859 A FR 893859A FR 893859 A FR893859 A FR 893859A FR 1319297 A FR1319297 A FR 1319297A
Authority
FR
France
Prior art keywords
hardness
detecting
soil layers
soil
layers
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
FR893859A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 by Union Carbide Corp filed Critical Union Carbide Corp
Priority to FR893859A priority Critical patent/FR1319297A/en
Application granted granted Critical
Publication of FR1319297A publication Critical patent/FR1319297A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C39/00—Devices for testing in situ the hardness or other properties of minerals, e.g. for giving information as to the selection of suitable mining tools

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR893859A 1962-04-09 1962-04-09 Device for detecting the hardness of soil layers Expired FR1319297A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR893859A FR1319297A (en) 1962-04-09 1962-04-09 Device for detecting the hardness of soil layers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR893859A FR1319297A (en) 1962-04-09 1962-04-09 Device for detecting the hardness of soil layers

Publications (1)

Publication Number Publication Date
FR1319297A true FR1319297A (en) 1963-02-22

Family

ID=8776455

Family Applications (1)

Application Number Title Priority Date Filing Date
FR893859A Expired FR1319297A (en) 1962-04-09 1962-04-09 Device for detecting the hardness of soil layers

Country Status (1)

Country Link
FR (1) FR1319297A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477219A1 (en) * 1980-01-11 1981-09-04 Coal Industry Patents Ltd SENSITIVE SLICING TOOL HOLDER AND ASSEMBLY FOR THE MINE MACHINE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477219A1 (en) * 1980-01-11 1981-09-04 Coal Industry Patents Ltd SENSITIVE SLICING TOOL HOLDER AND ASSEMBLY FOR THE MINE MACHINE

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