AU493326B2 - Gas extraction of coal - Google Patents

Gas extraction of coal

Info

Publication number
AU493326B2
AU493326B2 AU85791/75A AU8579175A AU493326B2 AU 493326 B2 AU493326 B2 AU 493326B2 AU 85791/75 A AU85791/75 A AU 85791/75A AU 8579175 A AU8579175 A AU 8579175A AU 493326 B2 AU493326 B2 AU 493326B2
Authority
AU
Australia
Prior art keywords
coal
gas extraction
extraction
gas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU85791/75A
Other versions
AU8579175A (en
Inventor
Bremner Urquhart Donald
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB50122/74A external-priority patent/GB1490078A/en
Application filed by Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Application granted granted Critical
Publication of AU493326B2 publication Critical patent/AU493326B2/en
Publication of AU8579175A publication Critical patent/AU8579175A/en
Expired legal-status Critical Current

Links

AU85791/75A 1974-11-19 1975-10-16 Gas extraction of coal Expired AU493326B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB50122/74A GB1490078A (en) 1974-11-19 1974-11-19 Gas extraction of coal
GBGB50122/74 1974-11-19

Publications (2)

Publication Number Publication Date
AU493326B2 true AU493326B2 (en) 1977-04-21
AU8579175A AU8579175A (en) 1977-04-21

Family

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