DE3280333D1
(en )
1991-06-13
METHOD AND DEVICE FOR CLEARING WATER.
DE3366538D1
(en )
1986-11-06
Method of and apparatus for repairing drains and underground pipelines
DE195559T1
(en )
1988-06-09
METHOD AND DEVICE FOR LAYING UNDERGROUND LINES.
AT386669B
(en )
1988-09-26
METHOD FOR LOCATING PIPE DAMAGE AND DEVICE FOR IMPLEMENTING THE METHOD
DE3485800T2
(en )
1993-02-11
METHOD FOR TREATING LARGE OBJECTS.
DE69019262D1
(en )
1995-06-14
Cable pipe and method for laying cables through pipes.
AT378970B
(en )
1985-10-25
METHOD AND DEVICE FOR THE PRODUCTION OF LIQUID PIPE IRON OR STEEL PRE-PRODUCTS
DE3581269D1
(en )
1991-02-14
METHOD FOR TREATING UNDERGROUND FORMATIONS.
DE68903779T2
(en )
1993-06-24
METHOD AND EQUIPMENT FOR LAYING AN UNDERGROUND ELEMENT.
DE3481929D1
(en )
1990-05-17
METHOD AND DEVICE FOR FRAGMENTING ASPHALT.
DE69120478T2
(en )
1997-01-23
Method and device for locating an underground pipe
ATA903885A
(en )
1991-04-15
PIPELINE AND METHOD AND DEVICE FOR PIPING
DE201403T1
(en )
1987-04-09
PIPE CUTTING DEVICE AND METHOD FOR CUTTING PIPES.
ATE22604T1
(en )
1986-10-15
METHOD AND EQUIPMENT FOR REPAIRING DRAIN AND UNDERGROUND PIPES.
AT381870B
(en )
1986-12-10
METHOD AND DEVICE FOR THICKENING SLUDGE
ATE45702T1
(en )
1989-09-15
DEVICE AND METHOD FOR SEALING.
DE3668928D1
(en )
1990-03-15
METHOD AND DEVICE FOR SHEATHING DRAINAGE TUBES.
JPS576031A
(en )
1982-01-12
Repairing of sewage drain pipe
DE3481288D1
(en )
1990-03-15
METHOD AND DEVICE FOR DRAINING SLUDGE.
IT8367218A0
(en )
1983-02-25
METHOD AND EQUIPMENT FOR HARDENING STEEL TUBULARS
ATA904085A
(en )
1991-02-15
METHOD FOR REPAIRING PIPELINES AND DEVICE FOR CARRYING OUT THIS METHOD
AT388429B
(en )
1989-06-26
METHOD FOR INSULATING PIPE PARTS
HK5586A
(en )
1986-01-31
Method of and apparatus for repairing drains and underground pipelines
ATE38724T1
(en )
1988-12-15
METHOD AND DEVICE FOR DETERMINING THE LAYOUT AND DEPTH OF UNDERGROUND METAL CONDUCTORS.
ATE26600T1
(en )
1987-05-15
OUTSIDE INSULATED CONCRETE BLOCK AND ASSEMBLY METHOD.