NL188417C
(en )
1992-06-16
VACUUM SYSTEM FOR SEWER WATER OR SIMILAR WASTE LIQUID.
NO153873C
(en )
1986-06-11
DEVICE FOR COLLECTION OF SOLID OR LIQUID WASTE.
NO812648L
(en )
1982-02-08
PROCEDURE FOR THE REMOVAL OF LIQUID.
NO793524L
(en )
1981-05-05
DEVICE FOR COLLECTION OF OIL, GAS AND WATER BLOWED OUT OF THE SEA.
NL179678C
(en )
1986-10-16
METHOD AND SYSTEM FOR DRAINING CONDENSATE
NO863345D0
(en )
1986-08-20
PROCEDURE FOR THE EXTRACTION OF OIL FROM AN UNDERGRADUATE RESERVE BY INJECTION OF TREATED SEA WATER.
NO152962C
(en )
1985-12-27
OIL / WATER SEPARATOR.
NO151716C
(en )
1985-06-05
PROCEDURE FOR THE REMOVAL OF SEDIMENTS UNDER WATER
IT8049193A0
(en )
1980-07-08
SYSTEM FOR THE DISPOSAL OF SEWAGE WATER PARTICULARLY FOR VESSELS
NO793646L
(en )
1980-05-14
PROCEDURE FOR RECOVERY OF FITTING ELEMENTS IN CONCRETE E.L.
NO812027L
(en )
1982-12-17
DIOFRAGMA FOR ELECTROLYSIS OF WATER.
NO159375C
(en )
1988-12-21
PROCEDURE FOR DISPOSAL OF DISSOLVED GAS FROM WATER.
NO154793C
(en )
1986-12-29
PROCEDURE FOR THE REMOVAL OF POLLUTANTS FROM SODIUM ALUMINATE SOLUTIONS.
NO794263L
(en )
1980-06-24
SWIVELING FOR ONE OR MORE PIPE LINES.
NO148102C
(en )
1983-08-10
DEVICE FOR AA REMOVE WATER FROM Aqueous Substances
IT7920215A0
(en )
1979-02-15
APPARATUS FOR THE RECOVERY OF NUCLEAR FUEL SLUDGE.
NO812974L
(en )
1982-03-05
DEVICE AND PROCEDURE FOR THE REMOVAL OF OIL LAYER FROM WATER
NO790993L
(en )
1979-10-02
PROCEDURE FOR EXTRACTING HEAVY WATER
NO157342C
(en )
1988-03-02
DEVICE FOR SELF SURFACE OF WATER.
NO840253L
(en )
1984-07-26
DEVICE FOR REMOVAL OF OIL FROM WATER.
FI812188A7
(en )
1982-01-12
System for removing water from burner oil.
NL7705328A
(en )
1977-11-17
METHOD AND INSTALLATION FOR THE PURIFICATION OF WASTE WATER.
NL7710357A
(en )
1978-03-23
METHOD FOR THE PURIFICATION OF WASTE WATER.
NO812365L
(en )
1982-01-12
PROCEDURES FOR BUILDING AN OFFSHORE PLATFORM.
NO158331C
(en )
1988-08-24
PROCEDURE FOR AA REMOVING WATER FROM AN OIL PIPE OR PREVENTING THE DISPOSAL OF OIL WATER IN AN OIL PIPE.