NO894795D0
(en )
1989-11-30
PROCEDURE AND APPARATUS FOR DETERMINING A PROPERTY IN THE MOVEMENT OF A DRILL STRING.
NO892038D0
(en )
1989-05-22
APPARATUS AND PROCEDURES FOR MANAGING A BROWN TOOL.
NO894636L
(en )
1990-05-23
PROCEDURE AND APPARATUS FOR PAINTING A Borehole ASIMUT DURING DRILLING.
NO891417D0
(en )
1989-04-05
PROCEDURE AND APPARATUS FOR MEASURING PARAMETERS IN A DRILL.
GB2216926B
(en )
1992-08-12
Drilling method and apparatus
NO912564D0
(en )
1991-06-28
PROCEDURE AND APPARATUS FOR AA DETECTED INFLUENCE IN A BROWN DURING DRILLING.
NO884838D0
(en )
1988-10-31
PROCEDURE AND APPARATUS FOR MEASURING PRESSURE DIFFERENCES DURING DRILLING.
NO901044D0
(en )
1990-03-06
PROCEDURE AND APPARATUS FOR EPITERMIC NOEYTRON LOGGING.
NO880155L
(en )
1989-03-20
PROCEDURE AND APPARATUS FOR MONITORING DATA IN A BURN.
NO903718D0
(en )
1990-08-23
PROCEDURE AND APPARATUS FOR DETERMINING UNDERGROUND STRUCTURES.
DK201689D0
(en )
1989-04-26
METHOD AND APPARATUS FOR PELLETING
NO174478C
(en )
1994-05-11
Method and apparatus for controlling a rock drill
GB8924083D0
(en )
1989-12-13
Rock drilling apparatus and method
EP0348118A3
(en )
1990-10-10
Method for boring hole in the ground and apparatus therefor
DK129190D0
(en )
1990-05-25
PROCEDURE FOR BREAKING A PHILIPS AND APPARATUS FOR EXERCISING THE PROCEDURE
NO910139D0
(en )
1991-01-11
PROCEDURE AND APPARATUS FOR THE PREPARATION OF A TREBASIC DRIVE CHARGING SCREW.
PH24968A
(en )
1990-12-26
Drill stem test method and apparatus
NO892969D0
(en )
1989-07-20
METHOD AND APPARATUS FOR AA APPLYING A COMPONENT IN DRILLING.
NO893443D0
(en )
1989-08-28
PROCEDURE FOR MONITORING AND REGULATING DEPOSITS IN A BROWN.
NO875404D0
(en )
1987-12-22
APPARATUS AND PROCEDURE FOR USING A RIGGER REFERENCE SENSOR WITH A SEIMIC DRILL CORNER SENSOR.
NO904893L
(en )
1991-05-24
APPARATUS AND PROCEDURE FOR MONITORING.
DK98890D0
(en )
1990-04-20
PROCEDURE AND MINING IRRIGATION APPARATUS
NO892108D0
(en )
1989-05-25
PROCEDURE AND APPARATUS FOR PAINTING IN CRACKED BUNNY RUN around a borehole.
NO894149L
(en )
1990-05-04
PROCEDURE AND DEVICE FOR PRESSURE MONITORING IN A DRILL.
NO901045D0
(en )
1990-03-06
PROCEDURE AND APPARATUS FOR EPITERMIC NOEYTRON DISINTEGRATION LOGGING.