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1. WO2000041487 - PIPE ASSEMBLY WITH A PLURALITY OF OUTLETS FOR USE IN A WELLBORE AND METHOD FOR RUNNING SUCH A PIPE ASSEMBLY

Publication Number WO/2000/041487
Publication Date 20.07.2000
International Application No. PCT/GB2000/000029
International Filing Date 07.01.2000
Chapter 2 Demand Filed 09.06.2000
IPC
E21B 21/10 2006.01
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
21Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
10Valves arrangements in drilling-fluid circulation systems
E21B 34/00 2006.01
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
34Valve arrangements for boreholes or wells
E21B 34/06 2006.01
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
34Valve arrangements for boreholes or wells
06in wells
CPC
E21B 2034/005
EFIXED CONSTRUCTIONS
21EARTH DRILLING; MINING
BEARTH DRILLING, e.g. DEEP DRILLING
34Valve arrangements for boreholes or wells
005Flapper valves
E21B 21/103
EFIXED CONSTRUCTIONS
21EARTH DRILLING; MINING
BEARTH DRILLING, e.g. DEEP DRILLING
21Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
10Valves arrangements in drilling fluid circulation systems
103Down-hole by-pass valve arrangements, i.e. between the inside of the drill string and the annulus
E21B 34/063
EFIXED CONSTRUCTIONS
21EARTH DRILLING; MINING
BEARTH DRILLING, e.g. DEEP DRILLING
34Valve arrangements for boreholes or wells
06in wells
063Valve or closure with destructible element, e.g. frangible disc
Applicants
  • WEATHERFORD/LAMB, INC. [US/US]; 515 Post Oak Boulevard Houston, TX 77027, US (AllExceptUS)
  • HARDING, Richard, Patrick [GB/GB]; GB (GB)
  • MURRAY, Geoffrey, Neil [US/US]; US (UsOnly)
Inventors
  • MURRAY, Geoffrey, Neil; US
Agents
  • HARDING, Richard, Patrick; Marks & Clerk 4220 Nash Court Oxford Business Park South Oxford OX4 2RU, GB
Priority Data
33368111.01.1999NZ
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) PIPE ASSEMBLY WITH A PLURALITY OF OUTLETS FOR USE IN A WELLBORE AND METHOD FOR RUNNING SUCH A PIPE ASSEMBLY
(FR) TUYAUTERIE ET METHODE DE LUBRIFICATION
Abstract
(EN)
A pipe assembly (5) for use in a wellbore (3) having a plurality of outlets (6) positioned about the periphery of the pipe at longitudinally spaced apart intervals for allowing fluid to pass from the interior to the exterior of the pipe.
(FR)
Cette invention a trait à une tuyauterie (5), utilisable dans un forage (3), possédant plusieurs orifices de sortie (6) disposés, sur sa périphérie, à intervalle les uns des autres, sur le plan longitudinal, cet agencement permettant à un fluide de passer de l'intérieur vers l'extérieur de la tuyauterie.
Latest bibliographic data on file with the International Bureau