IT1127986B
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1986-05-28
PROCEDURE AND SYSTEM FOR THE PURIFICATION OF EXHAUST GASES FROM INDUSTRIAL PLANTS
GB2070957B
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1984-08-30
Catalytic device for purification of exhaust gas
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1978-11-27
ENGINE EXHAUST GAS RECYCLING PLANTS.
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1978-06-26
METHOD FOR PURIFYING INDUSTRIAL EXHAUST GAS
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1976-08-24
AUTOMATIC GAS ANALYSIS AND PURIFICATION SYSTEM
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1985-03-21
MULTIFUNCTIONAL CATALYST IN PARTICULAR FOR THE PURIFICATION OF EXHAUST GAS FROM COMBUSTION
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1990-10-04
DEVICE FOR THE CATALYTIC PURIFICATION OF THE EXHAUST GASES OF MOTOR VEHICLE ENGINES
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1985-09-28
SEAL FOR HIGH VEHICLE ENGINE EXHAUST SYSTEMS
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1984-06-27
Engine exhaust gas purification
YU63177A
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1982-06-30
Method of purifying unburnt industrial waste gases
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1986-01-20
SAMPLING SYSTEM FOR ENGINE EXHAUST GAS ANALYZER
LU80532A1
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1979-06-15
METHODS OF PURIFYING THE EXHAUST GAS FROM INDUSTRIAL FURNACES, IN PARTICULAR FROM WASTE INCINERATION PLANTS
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1979-11-20
METHOD AND PLANT FOR PURIFYING EXHAUST GAS
IT1054690B
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1981-11-30
VEHICLE EXHAUST GAS ANALYSIS SYSTEM
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1974-09-20
PROCEDURE FOR THE PURIFICATION OF EXHAUST GASES OF AUTOMOTIVE AND INDUSTRIAL VEHICLES
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1989-09-29
PROCESS FOR PURIFYING COMBUSTION GAS FROM THERMAL PLANTS AND PURIFICATION PLANT FOR THE PROCESS EXECUTION.
IT1194940B
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1988-09-28
PROCEDURE FOR THE REGENERATION OF DRY AND GRANULOUS RESIDUES FROM EXHAUST GAS PURIFICATION PLANTS
FR2322261A1
(en )
1977-03-25
PROCESS FOR REMOVING EXHAUST GAS FROM AUTOMOBILES AND CATALYSTS FOR CARRYING OUT THIS PROCESS
IT1195780B
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1988-10-27
DEVICE FOR MONITORING THE VALUES OF THE EXHAUST GASES OF HEATING SYSTEMS OR SIMILAR
IT996000B
(en )
1975-11-20
PROCESS FOR THE PURIFICATION OF THE EXHAUST GASES OF SINTERING PLANTS
IT8015116V0
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1980-01-28
TANK FOR THE COLLECTION AND PURIFICATION OF EXHAUST GAS FROM BOTH VEHICLES AND INDUSTRIAL PLANTS
IT959649B
(en )
1973-11-10
SYSTEM FOR THE CONTROL OF EXHAUST GASES AND EXHAUST FUMES FROM THE ENGINE OF A VEHICLE
IT1061313B
(en )
1983-02-28
METHOD AND PLANT FOR THE PURIFICATION OF EXHAUST GAS
IT1030447B
(en )
1979-03-30
CATALYTIC RECTOR FOR THE DEPINNING OF ENGINE EXHAUST GASES
DE2952900T1
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1981-01-08
DEVICE FOR PURIFYING EXHAUST GAS OF DIESEL ENGINE