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FR80028E - Method and device for drilling steel-walled elements - Google Patents

Method and device for drilling steel-walled elements

Info

Publication number
FR80028E
FR80028E FR866071A FR866071A FR80028E FR 80028 E FR80028 E FR 80028E FR 866071 A FR866071 A FR 866071A FR 866071 A FR866071 A FR 866071A FR 80028 E FR80028 E FR 80028E
Authority
FR
France
Prior art keywords
drilling steel
walled elements
walled
elements
drilling
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
FR866071A
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.)
MB Skinner Co
Original Assignee
MB Skinner Co
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
Priority claimed from US77609558 external-priority patent/US2950637A/en
Priority claimed from US82359559 external-priority patent/US2990731A/en
Application filed by MB Skinner Co filed Critical MB Skinner Co
Application granted granted Critical
Publication of FR80028E publication Critical patent/FR80028E/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/04—Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
FR866071A 1958-11-24 1961-06-26 Method and device for drilling steel-walled elements Expired FR80028E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US77609558 US2950637A (en) 1958-11-24 1958-11-24 Fitting for tapping steel walled members
US82359559 US2990731A (en) 1959-06-29 1959-06-29 Fitting for perforating steel walled members

Publications (1)

Publication Number Publication Date
FR80028E true FR80028E (en) 1963-03-01

Family

ID=31949947

Family Applications (1)

Application Number Title Priority Date Filing Date
FR866071A Expired FR80028E (en) 1958-11-24 1961-06-26 Method and device for drilling steel-walled elements

Country Status (2)

Country Link
DE (1) DE1427032A1 (en)
FR (1) FR80028E (en)

Also Published As

Publication number Publication date
DE1427032A1 (en) 1969-10-16
DE1427032B2 (en) 1970-11-12

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