BR7304388D0
(en )
1974-08-29
PROCESS AND CYCLICAL APPLIANCE FOR FRACTIONING A GAS MIXTURE
IT977417B
(en )
1974-09-10
GAS PURIFICATION PROCESS
BR7400728D0
(en )
1974-09-10
PROCESS FOR REDUCING GAS PRODUCTION
BR7408110D0
(en )
1975-08-26
PROCESS TO PREPARE A POLIETER-IMIDA
BR7300746D0
(en )
1973-10-25
INDUSTRIAL SMOKE PURIFICATION PROCESS
BR7404570D0
(en )
1975-09-30
PROCESS AND APPARATUS TO REMOVE AND COLLECT REFUGO DI FIBRAS FROM OPEN STRENGTH MACHINERY
BR7303991D0
(en )
1974-07-11
APPLIANCE TO REMOVE TUBES FROM A CONVEYOR
BR7404523D0
(en )
1975-09-30
MULTI-STAGE PROCESS FOR OBTAINING A POLYAMINE
BR7407652A
(en )
1975-10-14
PROCESS FOR PURIFICATION OF GASEOUS CHAINS
BR7307227D0
(en )
1974-07-18
CYCLEHEXANONE PURIFICATION PROCESS
BR7500590A
(en )
1975-11-11
PROCESS TO PREPARE AN ORGANIC SEMICARBAZID SULPHONY
BR7507728A
(en )
1976-08-10
PROCESS TO COVER A PIPE
BR7407225A
(en )
1976-04-20
PROCESS TO RECOVER FROM ISOPRENE OF A HYDROCARBON CHAIN
BR7102214D0
(en )
1973-03-08
PROCESS TO REMOVE IRON FROM A SOLUTION CONTAINING DISSOLVED IRON
BR7503491A
(en )
1976-05-25
PROCESS FOR THE PURIFICATION OF ORGANIC ISOCIANATES
BR7302782D0
(en )
1974-07-18
PROCESS FOR CLAUS RESIDUAL GAS COMBUSTION
BR7108109D0
(en )
1973-04-19
PERFECT PROCESS FOR GAS POINT REMOVAL
BR7308460D0
(en )
1974-08-29
PROCESS TO REMOVE SULPHIDRIC GAS FROM A GAS CHAIN
BR7201610D0
(en )
1973-09-20
APPLIANCE AND PROCESS TO SEPARATE PARTICULAR MATERIAL FROM A GAS CHAIN
BR7303951D0
(en )
1974-06-27
PROCESS FOR RECOVERING NIQUEL FROM SULPHATED NIQUEL MINES
BR7200876D0
(en )
1973-05-24
PROCESS TO REMOVE SULFUR DIOXIDE FROM A GAS CONTAINING THE SAME
BR7500031A
(en )
1975-11-04
PROCESS TO RECOVER ISOCIANURATE FROM A RESIDUAL WATER CHAIN
BR7604306A
(en )
1977-07-26
PROCESS TO PRODUCE RECOVERED CELLULIC PRODUCTS
BR7307987D0
(en )
1974-07-25
PROCESS FOR OBTAINING A COPOLIMER DISPERSION
BR7601773A
(en )
1976-09-21
APPLIANCE AND PROCESS TO SEPARATE PARTICLES FROM A GAS CHAIN