1
Ohmer Herve: Apparatus for establishing branch wells from a parent well. Anadrill Int, Schlumberger Services Petrol, February 11, 1998: EP0823534-A1 (130 worldwide citation)

A method and apparatus for creating multiple branch wells from a parent well is disclosed. According to a first embodiment of the invention a multiple branching sub is provided for placement at a branching node of a well. Such sub includes a branching chamber (32) and a plurality of branching outlet ...


2
Herve Ohmer: Apparatus for establishing branch wells from a parent well. Schlumberger Technology Corporation, Jeffrey E Griffin, Brigitte L Jeffery, Trop Pruner & Hu P C, April 29, 2003: US06554063 (41 worldwide citation)

A method and apparatus for creating multiple branch wells from a parent well is disclosed. According to a first embodiment of the invention a multiple branching sub is provided for placement at a branching node of a well. Such sub includes a branching chamber and a plurality of branching outlet memb ...


3
Hervé Ohmer: Apparatus for establishing branch wells from a parent well. Schlumberger Technology Corporation, Gary L Bush, Wayne I Kanak, June 19, 2001: US06247532 (39 worldwide citation)

A method and apparatus for creating multiple branch wells from a parent well is disclosed. According to a first embodiment of the invention a multiple branching sub is provided for placement at a branching node of a well. Such sub includes a branching chamber and a plurality of branching outlet memb ...


4
Herve Ohmer: Apparatus for establishing branch wells from a parent well. Schlumberger Technology Corporation, Jeffrey E Griffin, Brigitte L Jeffery, Trop Pruner & Hu P C, December 10, 2002: US06491101 (32 worldwide citation)

A well completion system includes a branching sub disposed within a wellbore. The branching sub includes a branching chamber and a plurality of branching outlet members. The branching outlet members have a retracted state in which an effective diameter of the branching outlet members is less than or ...


5
Herve Ohmer: Apparatus for establishing branch wells from a parent well. Schlumberger Technology Corportion, Jeffrey E Griffin, Brigitte L Jeffery, Trop Pruner & Hu P C, May 6, 2003: US06557628 (31 worldwide citation)

A method and apparatus for creating multiple branch wells from a parent well is disclosed. According to a first embodiment of the invention a multiple branching sub is provided for placement at a branching node of a well. Such sub includes a branching chamber and a plurality of branching outlet memb ...


6
Herve Ohmer: Apparatus for establishing branch wells from a parent well. Schlumberger Reservoir Completions Center, May 9, 2002: US20020053437-A1 (2 worldwide citation)

A method and apparatus for creating multiple branch wells from a parent well is disclosed. According to a first embodiment of the invention a multiple branching sub is provided for placement at a branching node of a well. Such sub includes a branching chamber and a plurality of branching outlet memb ...


7
Ohmer Herve: Appareillage pour etablir des puits de derivation a partir dun puits principal, Apparatus for establishing branch wells from a parent well. Schlumberger Canada, Schlumberger Canada, SMART & BIGGAR, April 6, 2004: CA2211883

A method and apparatus for creating multiple branch wells from a parent well is disclosed. According to a first embodiment of the invention a multiple branching sub is provided for placement at a branching node of a well. Such sub includes a branching chamber and a plurality of branching outlet memb ...


8
Herve Ohmer: Apparatus for establishing branch wells from a parent well. Schlumberger Reservoir Completions Center, February 7, 2002: US20020014332-A1

A method and apparatus for creating multiple branch wells from a parent well is disclosed. According to a first embodiment of the invention a multiple branching sub is provided for placement at a branching node of a well. Such sub includes a branching chamber and a plurality of branching outlet memb ...