GB1355552A - Method of producing a blank of a borer - Google Patents

Method of producing a blank of a borer

Info

Publication number
GB1355552A
GB1355552A GB2772671A GB2772671A GB1355552A GB 1355552 A GB1355552 A GB 1355552A GB 2772671 A GB2772671 A GB 2772671A GB 2772671 A GB2772671 A GB 2772671A GB 1355552 A GB1355552 A GB 1355552A
Authority
GB
United Kingdom
Prior art keywords
wires
june
guides
borer
axially
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
GB2772671A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1355552A publication Critical patent/GB1355552A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • B23P15/32—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools twist-drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wire Processing (AREA)
GB2772671A 1970-06-12 1971-06-14 Method of producing a blank of a borer Expired GB1355552A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE822170 1970-06-12

Publications (1)

Publication Number Publication Date
GB1355552A true GB1355552A (en) 1974-06-05

Family

ID=20273476

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2772671A Expired GB1355552A (en) 1970-06-12 1971-06-14 Method of producing a blank of a borer

Country Status (3)

Country Link
FR (1) FR2095228B1 (enExample)
GB (1) GB1355552A (enExample)
OA (1) OA04248A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116537719A (zh) * 2023-06-21 2023-08-04 中铁十四局集团第二工程有限公司 一种隧道钻炮孔导向装置及钻炮孔方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3222908A (en) * 1961-11-03 1965-12-14 Filbert A Molella Method of and apparatus for fabricating metallic strips

Also Published As

Publication number Publication date
FR2095228A1 (enExample) 1972-02-11
FR2095228B1 (enExample) 1976-03-19
OA04248A (fr) 1979-12-31

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee