NO910581D0
(en )
1991-02-13
PROCEDURE AND DEVICE FOR PLACING CABLES IN PIPE PIPES.
NO881682L
(en )
1988-10-21
PROCEDURE AND DEVICE FOR PERFORING FORMS IN ACCORDANCE WITH THE PIPE PIECE.
NO954319L
(en )
1995-10-27
Separator for gas and liquid for use in wells
NO894413D0
(en )
1989-11-06
PROCEDURE AND INSTALLATION FOR PIPING PIPE.
NO921568L
(en )
1992-10-27
PREVENTION MEASUREMENT OF THE SINGLE FLUID FRACTIONS OF A MIXTURE OF OIL, WATER AND GAS IN A PIPE PIPE
NO930627L
(en )
1993-02-23
COMPLETION AND BROWN COLLECTION FLUID FOR OIL AND GAS BURNS
NO913809L
(en )
1991-11-05
PROCEDURE AND DEVICE FOR AA EASY PIPE PERFORES.
NO913104L
(en )
1992-02-14
PROCEDURE FOR AA REDUCE FRICTION IN A GAS PIPE.
NO159207C
(en )
1988-12-07
PROCEDURE AND INSTALLATION FOR AA PUT PIPE PIPES FOR COOLED GAS.
KR910015675U
(en )
1991-09-25
Valves for pipe joints and pipe joints
NO162631C
(en )
1990-01-24
PIPE SYSTEM AND DEVICE WITH SUCH A PIPE SYSTEM.
NO903277L
(en )
1991-01-28
METHOD AND DEVICE FOR AA PREVENTION IN A PIPE PIPE.
NO901663L
(en )
1990-10-15
PIPE PIPE, STEEL PIPE SUITABLE FOR USE IN THE PIPE PIPE AND WELDING METHOD FOR AA SKETCHED STRAULES.
NO900567D0
(en )
1990-02-06
MATERIALS AND PROCEDURES FOR PIPELINE PIPE INSULATION.
NO941441D0
(en )
1994-04-20
Pipe hanger kit for an offshore oil well kjöreverktöy for its location and handling method
NO880624D0
(en )
1988-02-12
DEVICE IN RISK IN CONNECTION WITH OIL AND GAS PIPE PIPES.
NO911346L
(en )
1991-06-03
INSTALLATION INCLUDING AN EXTENSION BEAR AND A PIPE LINING INTERNAL IN THE ROUTE.
NO863563D0
(en )
1986-09-05
DEVICE FOR CORROSION PROTECTION OF PIPES, SPECIAL FOR GAS AND OIL.
NO943001L
(en )
1994-09-20
Pipe system with pre-insulated pipes and components
NO893236L
(en )
1990-02-13
DEVICE AND PROCEDURE FOR REPAIR OF PIPES.
NO823454L
(en )
1984-04-24
DEVICE IN RISK IN CONNECTION WITH OIL AND GAS PIPES.
FI98132C
(en )
1997-04-25
A method for straightening a pipe and a device for carrying out the method
KR940001410U
(en )
1994-01-03
Gas piping pipe fixture
DE9411726U1
(en )
1994-09-15
Device for closing the pipe ends of flat pipes
DK36591D0
(en )
1991-03-01
PROCEDURE AND APPARATUS FOR PUSHING PIPES THROUGH A PIPE PIPE