GB1038452A
(en )
1966-08-10
Method and apparatus for logging boreholes
CY346A
(en )
1966-05-07
Method and apparatus for geophysical exploration
FI41524C
(fi )
1969-12-10
Tapa ja laite vedenalaisten porausten suorittamiseksi
CA625063A
(en )
1961-08-08
Method and apparatus for prospecting
CH398390A
(de )
1966-03-15
Kabelverpackungsapparat
FI36804A
(fi )
1967-04-10
Menetelmä ja laite aerosähköistä malminetsintää varten
FR1238341A
(fr )
1960-08-12
Procédé et appareil de forage subaquatique
FR1307849A
(fr )
1962-10-26
Procédé et appareil pour forer des trous de sonde
AU254719B2
(en )
1963-05-23
Method and apparatus for drilling boreholes
FI37249A
(fi )
1967-10-10
Laite vedenalaisia porauksia suoritettaessa
AU292292B2
(en )
1965-04-15
Drilling method and apparatus
AU1161161A
(en )
1963-05-23
Method and apparatus for drilling boreholes
AU273053B2
(en )
1964-10-22
Apparatus for underwater drilling and well completion
CA606141A
(en )
1960-10-04
Neutron logging method and apparatus
CA619574A
(en )
1961-05-02
Method and apparatus for preventing vibration of boring bar
AU3628363A
(en )
1965-04-15
Drilling method and apparatus
CA608289A
(en )
1960-11-08
Recording apparatus and method for use with well drilling equipment
CA666443A
(en )
1963-07-09
Method of and apparatus for drilling mutually intersecting parallel holes
CA618518A
(en )
1961-04-18
Method and apparatus for seismic exploration
GB1038703A
(en )
1966-08-10
Method and apparatus for determining the alkoxyl content of organic compounds
AU2963863A
(en )
1964-10-22
Apparatus for underwater drilling and well completion
AU264143B2
(en )
1963-09-26
Improved method and apparatus for carrying out rock drilling and like operations
CA619745A
(en )
1961-05-09
Method and apparatus for nuclear spectroscopy well logging
CA675778A
(en )
1963-12-10
Method and apparatus for cementing wells
CA616638A
(en )
1961-03-21
Method and apparatus for oil well operations