FR2426651B1
(en )
1986-05-09
INSTALLATION FOR ANAEROBIC PURIFICATION OF WASTEWATER
FR2286109A1
(en )
1976-04-23
PROCESS AND DEVICE FOR OXYGENING WATER FOR ITS SANITATION OR PURIFICATION
BE799519A
(en )
1973-08-31
PROCESS FOR THE PURIFICATION OF AIR AND WASTE WATER CONTAINING SULFUR AND NITROGEN
BE855426A
(en )
1977-12-06
PROCESS AND PLANT FOR THE TREATMENT OF EFFLUENTS AND SEWAGE WATER
BE829029A
(en )
1975-11-13
PROCESS FOR THE TREATMENT OF WASTE WATER USING ACTIVE CARBON
BE861944A
(en )
1978-06-16
WASTE WATER TREATMENT PROCESS
BE845502A
(en )
1976-12-16
METHOD AND DEVICE FOR PURIFYING WATER
BE863791A
(en )
1978-08-09
ONE-STEP PROCEDURE FOR THE CONTINUOUS INTRODUCTION OF OXYGEN GASES IN ACTIVATED SLUDGE CONTAINING WASTE WATER
BE883862A
(en )
1980-10-16
PROCESS AND PLANT FOR THE ANAEROBIC TREATMENT OF WASTEWATER
BE787294A
(en )
1972-12-01
PROCESS AND INSTALLATION FOR THE TREATMENT OF WASTE WATER
FR2386330B2
(en )
1986-10-24
PURIFICATION APPARATUS USEFUL IN PARTICULAR FOR THE PURIFICATION OF WASTE WATER
FR2288062A1
(en )
1976-05-14
METHOD AND DEVICE FOR THE TREATMENT OF WASTE WATER
BE856081A
(en )
1977-12-27
PLANT FOR ANAEROBIC SLUDGE AND WASTE WATER PURIFICATION.
RO65071A2
(en )
1979-01-15
PROCESS AND INSTALLATION FOR PURIFICATION OF WASTE WATER WITH EREE CONTENT
BE816690A
(en )
1974-12-23
PROCESS FOR THE TREATMENT OF WASTE WATER AND THE PREPARATION OF DRINKING WATER
BE855386A
(en )
1977-12-05
CONTINUOUS TREATMENT OF LIQUID EFFLUENTS AND WASTE WATER
BE851750A
(en )
1977-08-23
PROCESS FOR THE PURIFICATION OF WASTE WATER CONTAINING ORGANIC COMPOUNDS OF ANIONIC CHARACTER
BE827509A
(en )
1975-10-03
TREATMENT PROCESS AND PLANT FOR BIOLOGICAL WASTE WATER TREATMENT
RO62994A
(en )
1978-03-15
PROCESS AND INSTALLATION FOR THE CHEMICAL PURIFICATION OF WASTEWATER
FR2376678B1
(en )
1985-06-07
PROCESS AND PLANT FOR THE CONCENTRATION OF WASTE WATER HAVING A HIGH SALT CONTENT
RO80894A
(en )
1983-07-07
INSTALLATION FOR THE CONTINUOUS PURIFICATION OF WASTEWATER
BE802734A
(en )
1973-11-16
PROCESS AND INSTALLATION FOR THE TREATMENT OF WASTE WATER
RO75774A2
(en )
1981-02-28
PROCESS FOR THE PURIFICATION OF WASTE WATER WITH CYANIDE AND CEMENT CONTENT
FR2347446A1
(en )
1977-11-04
METHOD FOR RECOVERING IRON FROM IRON SLUDGE CONTAINING A MIXTURE OF GYPSUM AND FERRIC HYDROXIDE
BE861314A
(en )
1978-03-16
SIMULTANEOUS PROCESS FOR THE SIMULTANEOUS ELIMINATION OF CARBON AND NITROGEN POLLUTIONS IN WASTE WATER