Title:
IMPROVED COLLIDING TOOL
Document Type and Number:
WIPO Patent Application WO/2017/144878
Kind Code:
A3
Abstract:
A colliding tool for severing a target in a wellbore as described. The tool comprises a housing having a first chamber, the first chamber containing an explosive charge; and an at least one detonator connected to the explosive charge, the at least one detonator being insulated from temperature in the wellbore. In use, the at least one detonator is configured to simultaneously initiate a first explosion at a first end of the explosive charge and a second explosion at a second end of said explosive charge.
Inventors:
CHAPMAN BARRY (GB)
MCKAY SIMON (GB)
PETTITT ANDREW (GB)
OAG JAMIE (GB)
YOUNGER RAE (GB)
MCKAY SIMON (GB)
PETTITT ANDREW (GB)
OAG JAMIE (GB)
YOUNGER RAE (GB)
Application Number:
PCT/GB2017/050459
Publication Date:
October 05, 2017
Filing Date:
February 22, 2017
Export Citation:
Assignee:
SPEX ENG (UK) LTD (GB)
International Classes:
E21B29/02
Foreign References:
| US4378844A | 1983-04-05 | |||
| US7673566B2 | 2010-03-09 | |||
| US20030047312A1 | 2003-03-13 | |||
| US5046563A | 1991-09-10 | |||
| US5589657A | 1996-12-31 | |||
| US5123356A | 1992-06-23 |
Attorney, Agent or Firm:
CREATION IP LIMITED (GB)
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