AT362727B
(en )
1981-06-10
METHOD FOR THE THERMAL TREATMENT OF AQUEOUS SLUDGE, ESPECIALLY CLARIFIER SLUDGE, AND DEVICE FOR CARRYING OUT THE METHOD
ATA596076A
(en )
1978-07-15
METHOD OF BIOLOGICAL TREATMENT OF SEWAGE IN SEVERAL CASADES
AT364906B
(en )
1981-11-25
METHOD AND SYSTEM FOR THE PROCESSING OF WASTE PAPER
ATA669278A
(en )
1981-10-15
METHOD FOR CARRYING OUT TREATMENT PROCEDURES FOR SCHUETTGUETER
AT374374B
(en )
1984-04-10
METHOD AND DEVICE FOR TREATING GASES
AT356025B
(en )
1980-04-10
METHOD FOR TREATING WASTEWATER OR FERMENTATION BREWS
AT379570B
(en )
1986-01-27
METHOD AND DEVICE FOR ANAEROBIC TREATMENT OF WASTEWATER
DD138884A5
(en )
1979-11-28
METHOD FOR COMBINED MULTI-RECYCLING AND WASTEWATER TREATMENT
AT351135B
(en )
1979-07-10
METHOD AND DEVICE FOR PURIFYING UREA SOLUTIONS
DD131187A5
(en )
1978-06-07
PROCESS FOR CLEANING OBJECTS FOR GALVANIC AND / OR CHEMICAL SURFACE TREATMENT
ATE82334T1
(en )
1992-11-15
METHOD AND DEVICE FOR THE CONTINUOUS ELECTROCHEMICAL TREATMENT OF METALS.
DD133661A1
(en )
1979-01-17
PROCESS FOR PREPARING AETHERS AND / OR AETHERAL COCOOLS
ATA153878A
(en )
1979-12-15
DEVICE AND PROCEDURE FOR SELF-REGULATING MULTI-STAGE BIOLOGICAL CLEANING OF WASTE WATER
AT356026B
(en )
1980-04-10
METHOD FOR BIOLOGICAL WASTE WATER TREATMENT
DD132192A5
(en )
1978-09-06
PROCESS AND DEVICE FOR BIOLOGICAL WASTE CLEANING
DD131036A5
(en )
1978-05-24
PROCESS FOR PREVENTING BIOLOGICAL TREATMENT AND CHEMICAL CORROSION
DD132193A5
(en )
1978-09-06
METHOD AND DEVICE FOR CHEMICAL CLEANING OF WASTEWATERS
AT359094B
(en )
1980-10-27
METHOD AND DEVICE FOR TREATING LIQUID MIST
AT360812B
(en )
1981-02-10
METHOD FOR CLEANING OBJECTS AFTER GALVANIC AND / OR CHEMICAL SURFACE TREATMENT
ATA21279A
(en )
1980-11-15
DEVICE FOR FEEDING LIQUIDS OR GASES INTO THE INTERIOR OF DRUMS FOR GALVANIZING OR CHEMICAL TREATMENT
AT360449B
(en )
1980-01-12
METHOD AND DEVICE FOR THE BIOLOGICAL CLEANING OF HIGH-LOADED WASTE WATER
DD138717A1
(en )
1979-11-14
DEVICE AND METHOD FOR THE ELECTROMAGNETIC TREATMENT OF LIQUIDS
ATA18677A
(en )
1978-10-15
METHOD FOR THE SIMULTANEOUS PREVENTION OF BIOLOGICAL GROWTH AND CHEMICAL CORROSION OF SUBSTRATES
DD130336A1
(en )
1978-03-22
METHOD AND ARRANGEMENT FOR BIOLOGICAL TREATMENT OF WASTEWATER
DD129716A1
(en )
1978-02-01
METHOD AND DEVICE FOR SURFACE TREATMENT OF ROUND COMPONENTS