CH554513A - Rohrverbindung, insbesondere fuer bohrrohre. - Google Patents

Rohrverbindung, insbesondere fuer bohrrohre.

Info

Publication number
CH554513A
CH554513A CH288273A CH288273A CH554513A CH 554513 A CH554513 A CH 554513A CH 288273 A CH288273 A CH 288273A CH 288273 A CH288273 A CH 288273A CH 554513 A CH554513 A CH 554513A
Authority
CH
Switzerland
Prior art keywords
pipe connection
drill pipes
drill
pipes
pipe
Prior art date
Application number
CH288273A
Other languages
German (de)
English (en)
Original Assignee
Leffer Stahl & App
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 Leffer Stahl & App filed Critical Leffer Stahl & App
Publication of CH554513A publication Critical patent/CH554513A/xx

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
    • F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • F16L25/06—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means comprising radial locking means
    • F16L25/08—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means comprising radial locking means in the form of screws, nails or the like
    • 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
    • F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • F16L25/06—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means comprising radial locking means
    • F16L25/065—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means comprising radial locking means the locking means being actuated by radial screws

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joints Allowing Movement (AREA)
  • Earth Drilling (AREA)
CH288273A 1972-04-08 1973-02-28 Rohrverbindung, insbesondere fuer bohrrohre. CH554513A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7213158 1972-04-08

Publications (1)

Publication Number Publication Date
CH554513A true CH554513A (de) 1974-09-30

Family

ID=6629497

Family Applications (1)

Application Number Title Priority Date Filing Date
CH288273A CH554513A (de) 1972-04-08 1973-02-28 Rohrverbindung, insbesondere fuer bohrrohre.

Country Status (5)

Country Link
CH (1) CH554513A (xx)
DE (1) DE7213158U (xx)
FR (1) FR2179718B3 (xx)
GB (1) GB1363220A (xx)
IT (1) IT982739B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2455799C3 (de) * 1974-11-26 1981-02-19 Stahl- Und Apparatebau Hans Leffer Gmbh, 6602 Dudweiler Verfahren zum Befestigen und Lösen von in Aufnahmebohrungen angeordneter Stahl-Sitzringe
AT346792B (de) * 1977-04-19 1978-11-27 Aufschlaeger Kg Ferd Rohrverbindung, insbesondere fuer bohrrohre
EP0057322B1 (en) * 1981-01-30 1986-08-27 Automotive Products Public Limited Company Clutch control means
DE4032928C2 (de) * 1990-10-17 1993-11-25 Leffer Stahl & App Rohrverbindung für Bohrrohre
DE4402202A1 (de) * 1994-01-26 1995-07-27 Bauer Spezialtiefbau Bohrrohr mit ein- oder beidendig angebrachten Verbindungsmuffen
ITBO20090662A1 (it) * 2009-10-13 2011-04-14 Reglass H T S R L Gruppo di giunzione per corpi tubolari cilindrici in composito soggetti a coppia torsionale
BE1029070B1 (nl) * 2021-01-25 2022-08-29 Olivier Bevestigingssysteem voor het onderling losmaakbaar koppelen van buiseinden voor het vormen van funderingspalen

Also Published As

Publication number Publication date
IT982739B (it) 1974-10-21
FR2179718A1 (xx) 1973-11-23
FR2179718B3 (xx) 1976-01-30
DE7213158U (xx) 1972-08-31
GB1363220A (en) 1974-08-14

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Legal Events

Date Code Title Description
PL Patent ceased