CA937505A
(en )
1973-11-27
Method and apparatus for testing wells
IT1049332B
(it )
1981-01-20
Apparecchio per saggiare le formazioni terrestri e metodo per l impiego di detto apparecchio
HU173118B
(hu )
1979-02-28
Sposob i oborudovanie dlja issledovanija pochvennykh slojov, raspolozhennykh okolo burovoj skvazhiny
AU474998B2
(en )
1976-08-05
Earth drilling apparatus and method
JPS5391768A
(en )
1978-08-11
Plotting method and apparatus
IT1014078B
(it )
1977-04-20
Metodo e apparecchio per l applica zione di sigillante
ZA73708B
(en )
1973-10-31
Method and means for drilling
IT1053540B
(it )
1981-10-10
Metodo ed apparecchio per la ricerca di minerali nel sottosuolo
IL46371A0
(en )
1975-03-13
Method and apparatus for drawing sandfree water from bored wells
AU3189871A
(en )
1973-02-08
Method and apparatus for checking seals
CA1018263A
(en )
1977-09-27
Method and apparatus for marking pipe to locate anomalies
IL47368A
(en )
1978-01-31
Method and apparatus for immunodiffusion
DK145236C
(da )
1983-03-14
Fremgangsmaade og apparat til inddrivning af spunsjern eller paele i jordbunden
CA985265A
(en )
1976-03-09
Well drilling apparatus and method
IT1037075B
(it )
1979-11-10
Metodo e relativa apparecchiatura per la sladautra ossidrica
CA969887A
(en )
1975-06-24
Electrophoresis method and apparatus
CA966938A
(en )
1975-04-29
Method and apparatus for borehole logging
IS2197A7
(is )
1974-03-22
Aðferð til þess að vélhreinsa rafgreiningarvökva og tæki til þess að framkvæma aðferðina.
IS1176B6
(is )
1984-12-28
Aðferð og tæki til að þétta fóðringar í borholum
CA931071A
(en )
1973-07-31
Method and apparatus for testing well formations
CA989727A
(en )
1976-05-25
Method and apparatus for testing oil wells
IS2008A7
(is )
1971-12-30
Aðferð og tæki til mjölbræðslu í stöðugri vinnslu
CA999232A
(en )
1976-11-02
Well casing apparatus for wells in permafrost and method for completing wells in permafrost
AU478274B2
(en )
1975-06-12
Method and apparatus for cement well bore casing
CA840792A
(en )
1970-05-05
Method and apparatus for completing wells