FR476657A - Perfectionnements aux outils de forage - Google Patents

Perfectionnements aux outils de forage

Info

Publication number
FR476657A
FR476657A FR476657DA FR476657A FR 476657 A FR476657 A FR 476657A FR 476657D A FR476657D A FR 476657DA FR 476657 A FR476657 A FR 476657A
Authority
FR
France
Prior art keywords
drilling tools
drilling
tools
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)
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.)
Compagnie Electro Mecanique SA
Original Assignee
Compagnie Electro Mecanique 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 Compagnie Electro Mecanique SA filed Critical Compagnie Electro Mecanique SA
Application granted granted Critical
Publication of FR476657A publication Critical patent/FR476657A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/06—Drills with lubricating or cooling equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/04—Drills for trepanning

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR476657D 1914-12-05 1914-12-05 Perfectionnements aux outils de forage Expired FR476657A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR476657T 1914-12-05

Publications (1)

Publication Number Publication Date
FR476657A true FR476657A (fr) 1915-08-24

Family

ID=1514410

Family Applications (1)

Application Number Title Priority Date Filing Date
FR476657D Expired FR476657A (fr) 1914-12-05 1914-12-05 Perfectionnements aux outils de forage

Country Status (1)

Country Link
FR (1) FR476657A (fr)

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