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1. WO2021181162 - VIEW HOLES FOR HEAVY QUICK UNION COLLARS

Publication Number WO/2021/181162
Publication Date 16.09.2021
International Application No. PCT/IB2021/000145
International Filing Date 12.03.2021
IPC
F16L 19/025 2006.1
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
19Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
02Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
025the pipe ends having integral collars or flanges
E21B 17/042 2006.1
EFIXED CONSTRUCTIONS
21EARTH OR ROCK DRILLING; MINING
BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
17Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Casings; Tubings
02Couplings; Joints
04between rod and bit, or between rod and rod
042threaded
F16B 1/00 2006.1
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
1Devices for securing together, or preventing relative movement between, constructional elements or machine parts
CPC
E21B 17/02
EFIXED CONSTRUCTIONS
21EARTH DRILLING; MINING
BEARTH DRILLING, e.g. DEEP DRILLING
17Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables;; Casings; Tubings
02Couplings; joints
F16L 19/025
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
19Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
02Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
025the pipe ends having integral collars or flanges
F16L 2201/10
FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
2201Special arrangements for pipe couplings
10Indicators for correct coupling
Applicants
  • HUNTING ENERGY SERVICES (WELL INTERVENTION) LIMITED [GB]/[GB]
Inventors
  • WILKIE, Alexander, James
  • O'BRIEN, Daniel
Agents
  • VIERING, JENTSCHURA & PARTNER MBB
Priority Data
62/988,78212.03.2020US
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) VIEW HOLES FOR HEAVY QUICK UNION COLLARS
(FR) TROUS DE VISUALISATION POUR COLLIER DE RACCORDEMENT RAPIDE LOURD
Abstract
(EN) A collar assembly (110) that couples the pin end (108) of a first pipe (101) with the box end of a second pipe (104) and provides for a visual inspection of the alignment.
(FR) L'invention concerne un ensemble collier (110) qui couple l'extrémité de broche (108) d'un premier tuyau (101) à l'extrémité de boîtier d'un second tuyau (104) et permet une inspection visuelle de l'alignement.
Latest bibliographic data on file with the International Bureau