CA1018063A
(en )
1977-09-27
Method of producing natural gas from a subterranean formation
CA991342A
(en )
1976-06-15
Composition and process for drilling subterranean wells
CA1023656A
(en )
1978-01-03
Downhole gas compression technique
CA1026664A
(en )
1978-02-21
Method of acidizing subterranean formations
ES8202906A1
(en )
1982-02-16
Isolation gravel packer
CA986146A
(en )
1976-03-23
Apparatus and method for mining tar sands, oil shales and other minerals
AU470492B2
(en )
1976-03-18
Method of withdrawing hazardous gases from subterranean formations
CA1018885A
(en )
1977-10-11
Method for stimulating wells completed in oil bearing earth formations
CA1017667A
(en )
1977-09-20
Method of producing oil from a subterranean formation
CA1013001A
(en )
1977-06-28
Method and apparatus for a pipe assembly used in a permafrost zone of a wellbore in the earth
CA973775A
(en )
1975-09-02
Method of transporting oil and natural gas along a pipeline
EG10302A
(en )
1977-02-28
A process for the displacement of oil subterranean formations which contain a more permeable zone and a less permeable oilbearing zone
CA986544A
(en )
1976-03-30
Method of mining oils shales, tar sands, and other minerals
HU172640B
(en )
1978-11-28
Hydraulic layer breaking method for intensifying petroleum and natural gas production wells
DK160675A
(en )
1975-10-17
Method for manufacture of a tube nodal point in a lattice construction, for example offshore platforms for oil drilling and production
SU569990A1
(en )
1977-08-25
Method of prospecting rock for gas and oil in reef faction-developing zones covered with salt-bearing deposits
CH609136A5
(en )
1979-02-15
Line for fluids or gases and a method for its production
CA999232A
(en )
1976-11-02
Well casing apparatus for wells in permafrost and method for completing wells in permafrost
CA953643A
(en )
1974-08-27
Method for producing high hydrogen sulfide content gas wells
CA1008360A
(en )
1977-04-12
Petroleum extraction method and assembly
JPS5220301A
(en )
1977-02-16
Method of mining coal in heap layer
CA1004141A
(en )
1977-01-25
Well fracturing method using liquefied gas as fracturing fluid
CA1007160A
(en )
1977-03-22
Composition for explosively fracturing wells
CA1024089A
(en )
1978-01-10
Shale oil and mineral recovery process
AU481041B2
(en )
1975-10-23
Shale oil and mineral recovery process