GB2021549B
(en )
1982-09-29
Apparatus for the anaerobic purification of waste water
ZA795778B
(en )
1981-05-27
Method for the treatment of hazardous waste
JPS53108659A
(en )
1978-09-21
Method of purifying water
YU234378A
(en )
1982-06-30
Process for purifying waste water
JPS5472776A
(en )
1979-06-11
Purification of waste brine
GB2001617B
(en )
1982-01-20
Apparatus for increasing the ph of waste water
GB2001306B
(en )
1982-01-06
Method for waste water purification with the aid of a sorption agent
DE2860355D1
(en )
1981-03-12
Process for the biological purification of waste water
HU178995B
(en )
1982-07-28
Process and equipment for the combined utilization of waste and the purification of sewages
ZA782536B
(en )
1979-06-27
A method for the purification of waste water and an installation for performing the method
YU213681A
(en )
1983-12-31
Process for the purification of waste water
JPS53140872A
(en )
1978-12-08
Method of utilizing waste water
JPS5594676A
(en )
1980-07-18
Method of purifying polluted water
YU246078A
(en )
1982-06-30
Process for the biological purification of waste water
AU4106878A
(en )
1980-05-01
Process for the oxidative purification of waste water
JPS52103839A
(en )
1977-08-31
Method of purifying waste water
CS191670B1
(en )
1979-07-31
Method for the purification of waste water containing highly stabile dispersions
JPS53144150A
(en )
1978-12-15
Method of purifying waste water
JPS5493853A
(en )
1979-07-25
Method of continuously purifying waste water
SU637334A1
(ru )
1978-12-15
Способ очистки сточных вод
JPS52115557A
(en )
1977-09-28
Method of purifying waste water
JPS52120553A
(en )
1977-10-11
Method of purifying waste water
JPS53140859A
(en )
1978-12-08
Method of purifying waste water containing phosphate
SU648535A1
(en )
1979-02-25
Method of purifying waste water
PH12445A
(en )
1979-03-06
Apparatus for the purification of waste water