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1. WO2022094725 - ISOLATION TOOL AND METHODS OF ISOLATING A SECTION OF PIPE OR A VESSEL

Publication Number WO/2022/094725
Publication Date 12.05.2022
International Application No. PCT/CA2021/051587
International Filing Date 08.11.2021
IPC
F16L 55/12 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
55Devices or appurtenances for use in, or in connection with, pipes or pipe systems
10Means for stopping flow in pipes or hoses
12by introducing into the pipe a member expandable in situ
Applicants
  • ENREACH HOT TAP SERVICES INC. [CA]/[CA]
Inventors
  • NABER, David
  • DHALIWAL, Amanjeet
  • SKIBA, Alexander
Agents
  • COLES, Jeffrey E.
  • BAILEY, Timothy C.
  • POLONENKO, Daniel R.
  • WANG, Luqing
  • HORNE, D. Doak
Priority Data
63/111,26209.11.2020US
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) ISOLATION TOOL AND METHODS OF ISOLATING A SECTION OF PIPE OR A VESSEL
(FR) OUTIL D'ISOLATION ET PROCÉDÉS D'ISOLATION D'UNE SECTION DE TUYAU OU D'UN RÉCIPIENT
Abstract
(EN) The present disclosure provides an isolation tool for isolating a section of pipe or a vessel and methods for isolating a section of a pipe or a vessel. In particular, the present disclosure provides a double isolation and bleed (DIB) isolation tool, for use in line-stopping operations and methods of line isolation employing the isolation tool.
(FR) La présente invention concerne un outil d'isolation destiné à isoler une section de tuyau ou un récipient et des procédés pour isoler une section d'un tuyau ou d'un récipient. La présente invention concerne en particulier un outil d'isolation à double isolation et purge (DIB), destiné à être utilisé dans des opérations d'arrêt de ligne et des procédés d'isolation de ligne utilisant l'outil d'isolation.
Latest bibliographic data on file with the International Bureau