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1973-09-20
APPARATUS AND PROCESS FOR TREATMENT BY NON-GASEOUS MATERIALS
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1973-02-08
PROCESS AND APPARATUS FOR REMOVING NUTRITIONAL WATER SUBSTANCES
IT949424B
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1973-06-11
METHOD AND EQUIPMENT FOR THE TREATMENT OF WASTE MATERIAL
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1974-08-15
NOISE REDUCTION APPARATUS AND PROCESS
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1974-08-22
PROCESS AND APPARATUS FOR TREATING LIQUID AND PROCESS FOR TREATING LIQUID
BR7407025D0
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1975-06-24
PROCESS FOR THE TREATMENT OF WASTE OR RESIDUAL WATER FOR THE RECOVERY OF USEFUL PRODUCTS
BR7500018A
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1975-11-04
PROCESS AND APPARATUS FOR TREATING Dump Water
BR7208533D0
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1973-09-20
APPARATUS AND PROCESS FOR PURIFICATION OF HEAVY POLLUTED WASTE WATER
BR7201915D0
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1973-06-14
SEWAGE TREATMENT PROCESS AND APPLIANCE
BR7309350D0
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1974-09-05
APPARATUS AND PROCESS TO CLARIFY AN EFFLUENT WATER
IT1005537B
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1976-09-30
PROCESS OF WASTE TREATMENT OF URANIUM AND RELATED COMPOUNDS
BR7605917A
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1977-08-16
WATER STERELIZATION PROCESS AND DEVICE
IL42823A0
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1973-10-25
Sewage treatment processes and apparatus
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1974-09-05
ANTESTATIC TREATMENT PROCESS FOR HALOGENET PHOTOSENSITIVE MATERIALS
BR7506827A
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1976-08-17
PROCESS FOR PURIFICATION OF RESIDUAL WATER AND DEVICE FOR THE PROCESS
IT974110B
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1974-06-20
PROCEDURE AND APPARATUS FOR THE TREATMENT OF WASTE AND SIMILAR WASTE
BR7605388A
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1977-08-16
PROCESS AND APPARATUS FOR THE TREATMENT OF LIQUID WITH OZONE
BR7300350D0
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1973-09-25
PROCESS AND DEVICE FOR THE TREATMENT OF THE BALL SURFACE
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1973-02-13
A PROCESS AND DEVICE FOR CONTINUOUS TREATMENT OF CONTAMINATED LIQUIDS
BR7400080D0
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1974-08-22
SEWAGE TREATMENT PROCESS AND APPLIANCE
BR7308276D0
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1974-08-29
WASTE WATER TREATMENT PROCESS
BR7706371A
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1978-08-01
PROCESS FOR THE TREATMENT OF RESIDUAL WATER AND DEVICE
BR7404718D0
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1975-10-07
PERFECT PROCESS AND DEVICE FOR LIQUID STERILIZATION
BR7404715D0
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1975-01-28
PERFECT PROCESS AND DEVICE FOR LIQUID STERILIZATION
BR7205966D0
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1973-07-12
WASTE WATER TREATMENT PROCESS AND APPARATUS