FR1290312A - Benne de forage perfectionnée - Google Patents

Benne de forage perfectionnée

Info

Publication number
FR1290312A
FR1290312A FR854427A FR854427A FR1290312A FR 1290312 A FR1290312 A FR 1290312A FR 854427 A FR854427 A FR 854427A FR 854427 A FR854427 A FR 854427A FR 1290312 A FR1290312 A FR 1290312A
Authority
FR
France
Prior art keywords
drill bucket
advanced drill
advanced
bucket
drill
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
FR854427A
Other languages
English (en)
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.)
Societe Francaise de Construction de Bennes Automatiques BENOTO SA
Original Assignee
Societe Francaise de Construction de Bennes Automatiques BENOTO SA
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 Societe Francaise de Construction de Bennes Automatiques BENOTO SA filed Critical Societe Francaise de Construction de Bennes Automatiques BENOTO SA
Priority to FR854427A priority Critical patent/FR1290312A/fr
Application granted granted Critical
Publication of FR1290312A publication Critical patent/FR1290312A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D1/00—Sinking shafts
    • E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
    • E21D1/04—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws with grabs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR854427A 1961-03-02 1961-03-02 Benne de forage perfectionnée Expired FR1290312A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR854427A FR1290312A (fr) 1961-03-02 1961-03-02 Benne de forage perfectionnée

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR854427A FR1290312A (fr) 1961-03-02 1961-03-02 Benne de forage perfectionnée

Publications (1)

Publication Number Publication Date
FR1290312A true FR1290312A (fr) 1962-04-13

Family

ID=8750019

Family Applications (1)

Application Number Title Priority Date Filing Date
FR854427A Expired FR1290312A (fr) 1961-03-02 1961-03-02 Benne de forage perfectionnée

Country Status (1)

Country Link
FR (1) FR1290312A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4772749A (en) * 1982-12-24 1988-09-20 Degussa Aktiengesellschaft Process for the recovery of malic acid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4772749A (en) * 1982-12-24 1988-09-20 Degussa Aktiengesellschaft Process for the recovery of malic acid

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