EP 0160449 A1 19851106 - Modular perforating gun.
Title (en)
Modular perforating gun.
Title (de)
Gerät zum Anschiessen von Erdölbohrungen aus vorgefertigten Einheiten.
Title (fr)
Perforateur de puits pétrole à unités préfabriquées.
Publication
Application
Priority
US 60500584 A 19840427
Abstract (en)
A modular perforating gun for use in a well bore comprising: tubular housing means (20); a plurality of shaped charges (70) disposed in said housing means; charge initiation means including detonating cord means (80) and acceptor charge means (84) at the end of said detonating cord means proximate the top (30) of said tubular housing means. The gun can employ only secondary explosives and two or more guns can be made up in tandem.
IPC 1-7
IPC 8 full level
E21B 43/117 (2006.01)
CPC (source: EP)
E21B 43/117 (2013.01)
Citation (search report)
- [X] US 2873675 A 19590217 - LEBOURG MAURICE P
- [X] GB 884104 A 19611206 - JET RES CT INC
- [A] US 4051907 A 19771004 - ESTES JAMES D
- [A] US 3211093 A 19651012 - MCCULLOUGH IRA J, et al
- [A] US 3040659 A 19620626 - MCCULLEUGH OTIS J
- [AP] US 4484639 A 19841127 - AYERS DAVID B [US]
- [A] FR 1584062 A 19691212
- [A] FR 2519784 A1 19830718 - AEROSPATIALE [FR]
Designated contracting state (EPC)
AT DE FR GB IT NL SE
DOCDB simple family (publication)
DOCDB simple family (application)
EP 85302658 A 19850416; AU 4078885 A 19850403