Invention Grant
- Patent Title: Sacrificial liner linkages for auto-shortening an injection pipe for underground coal gasification
- Patent Title (中): 用于自动缩短地下煤气化注射管的牺牲衬管连接
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Application No.: US13536082Application Date: 2012-06-28
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Publication No.: US09435184B2Publication Date: 2016-09-06
- Inventor: Burl Edward Davis , Clifford William Mallett , Marion Russell Mark
- Applicant: Burl Edward Davis , Clifford William Mallett , Marion Russell Mark
- Applicant Address: AU Milton, Queensland
- Assignee: CARBON ENERGY LIMITED
- Current Assignee: CARBON ENERGY LIMITED
- Current Assignee Address: AU Milton, Queensland
- Agency: DLA Piper LLP (US)
- Main IPC: E21B17/00
- IPC: E21B17/00 ; E21B43/243 ; E21B17/06
Abstract:
A sacrificial liner linkage that can be used to automatically shorten a liner for an underground coal gasification process is provided. The sacrificial liner linkage may be one or more sacrificial liner linkage portions that are spaced between one or more liner portions in which the sacrificial liner linkage portions disintegrate before the one or more liner portions to automatically shorten the liner.
Public/Granted literature
- US20140000873A1 SACRIFICIAL LINER LINKAGES FOR AUTO-SHORTENING AN INJECTION PIPE FOR UNDERGROUND COAL GASIFICATION Public/Granted day:2014-01-02
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