JPS537974A
(en )
1978-01-24
Chemically treating method of waste water
JPS5460758A
(en )
1979-05-16
Method of and device for treating sludge water
CS190511B2
(en )
1979-05-31
Method of purifying waste water and device therefor
JPS5289239A
(en )
1977-07-26
Method of treating waste water
JPS5364960A
(en )
1978-06-09
Method of and device for treating waste water containing metal
JPS52111267A
(en )
1977-09-17
Method of treating waste water
JPS51148966A
(en )
1976-12-21
Waste water treating device and waste water treating method
PL97814B1
(pl )
1978-03-30
Sposob i urzadzenie do oczyszczania wod kopalnianych przez warstwe osadu
JPS5362361A
(en )
1978-06-03
Method of and device for purifying waste water biologically
JPS5325060A
(en )
1978-03-08
Treating method of organic waste water
JPS53101851A
(en )
1978-09-05
Method of and device for chemically purifying waste water
JPS52124758A
(en )
1977-10-20
Method of treating waste water
JPS5370547A
(en )
1978-06-23
Method of and device for treating waste water
JPS5313547A
(en )
1978-02-07
Treating method of activated sludge
JPS5370558A
(en )
1978-06-23
Method of and device for treating highly organic waste water
JPS52111265A
(en )
1977-09-17
Method of treating waste water
JPS5310554A
(en )
1978-01-31
Treating method of nitrogen containing waste water
JPS52155177A
(en )
1977-12-23
Method of treating organic waste waters
JPS5370549A
(en )
1978-06-23
Method of and device for dehydrating sludge containing water
JPS5367261A
(en )
1978-06-15
Method of treating waste water
JPS5298354A
(en )
1977-08-18
Method of treating waste water
PL193277A1
(pl )
1978-01-02
Sposob oczyszczania sciekow oraz urzadzenie do stosowania tego sposobu
JPS52107272A
(en )
1977-09-08
Method of gelating sludge containing water
JPS5363743A
(en )
1978-06-07
Method of and device for treating waste water or like
JPS52150779A
(en )
1977-12-14
Method of treating organic waste waters