DE9003480U1 - - Google Patents

Info

Publication number
DE9003480U1
DE9003480U1 DE9003480U DE9003480U DE9003480U1 DE 9003480 U1 DE9003480 U1 DE 9003480U1 DE 9003480 U DE9003480 U DE 9003480U DE 9003480 U DE9003480 U DE 9003480U DE 9003480 U1 DE9003480 U1 DE 9003480U1
Authority
DE
Germany
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 - Lifetime
Application number
DE9003480U
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.)
HELTEWIG BERND 5600 WUPPERTAL DE
Original Assignee
HELTEWIG BERND 5600 WUPPERTAL DE
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 HELTEWIG BERND 5600 WUPPERTAL DE filed Critical HELTEWIG BERND 5600 WUPPERTAL DE
Priority to DE9003480U priority Critical patent/DE9003480U1/de
Publication of DE9003480U1 publication Critical patent/DE9003480U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F16L25/14—Joints for pipes of different diameters or cross-section
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods
DE9003480U 1990-03-24 1990-03-24 Expired - Lifetime DE9003480U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9003480U DE9003480U1 (de) 1990-03-24 1990-03-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9003480U DE9003480U1 (de) 1990-03-24 1990-03-24

Publications (1)

Publication Number Publication Date
DE9003480U1 true DE9003480U1 (de) 1990-06-07

Family

ID=6852323

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9003480U Expired - Lifetime DE9003480U1 (de) 1990-03-24 1990-03-24

Country Status (1)

Country Link
DE (1) DE9003480U1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009138102A1 (en) * 2008-05-13 2009-11-19 Paul Mallon Threaded adapter between shank and tap

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009138102A1 (en) * 2008-05-13 2009-11-19 Paul Mallon Threaded adapter between shank and tap

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