JPS537976A
(en )
1978-01-24
Method and apparatus for treating waste water
IL48123A
(en )
1978-04-30
Method and apparatus for disinfecting waste liquids
GB1542755A
(en )
1979-03-21
Apparatus and method for water treatment
HU175272B
(en )
1980-06-28
Process and apparatus for purifiing waste waters
JPS5264154A
(en )
1977-05-27
Waste water treating method
EG11531A
(en )
1977-12-31
Method and apparatus for treating waste water
JPS5331381A
(en )
1978-03-24
Waste treatment method and apparatus
JPS5255256A
(en )
1977-05-06
Waste water treating method
HK72978A
(en )
1978-12-15
Method and apparatus for removing waste
JPS5331355A
(en )
1978-03-24
Method and apparatus for treating sewage
IL50575A0
(en )
1976-11-30
Apparatus and method for desalinating water
JPS5338162A
(en )
1978-04-07
Waste water treating method and apparatus
JPS51148966A
(en )
1976-12-21
Waste water treating device and waste water treating method
ZA746555B
(en )
1975-11-26
Method and apparatus for treating wastewater
JPS5214067A
(en )
1977-02-02
Waste water treating method and its device
ZA731972B
(en )
1973-11-28
Method and apparatus for treating sewage
JPS52105661A
(en )
1977-09-05
Waste water treatment method and apparatus for executing same
ZA726080B
(en )
1973-05-30
Apparatus and method for treating sewage water
ZA746998B
(en )
1975-11-26
Method and apparatus for the treating waste water
JPS5323146A
(en )
1978-03-03
Waste water treating apparatus
JPS52134257A
(en )
1977-11-10
Apparatus for treating waste water
JPS52115564A
(en )
1977-09-28
Apparatus for treating waste water
JPS5275060A
(en )
1977-06-23
Circulating regeneration method and apparatus for waste water
JPS5281955A
(en )
1977-07-08
Apparatus for treating waste water
JPS5271856A
(en )
1977-06-15
Apparatus for treating oillcontained waste water