BR7503013A
(en )
1976-03-23
PROCESS FOR REFINING CRUDE GLUCERIDE OIL COMPOSITIONS
BR7703600A
(en )
1978-05-02
SERVED OIL RECOVERY PROCESS
BR7605944A
(en )
1977-08-16
DEHYDROCYCLING PROCESS OF ALIFACTIC HYDROCARBONS
BR7603799A
(en )
1977-02-08
PROCESS TO DEFUME WATERFUL SYSTEMS
BR7603488A
(en )
1977-01-04
PROCESS TO INHIBE CORROSION
BR7600709A
(en )
1977-05-10
PROCESS TO PRODUCE CELLULUS PULP
BR7603327A
(en )
1976-12-07
PERFECT PROCESS FOR THE RECOVERY OF NON-SULFECTED MINERALS
BR7605039A
(en )
1977-08-09
PROCESS FOR DIRECT CHLORATION OF ALCOHYLBENZENES
BR7409850A
(en )
1976-05-25
OIL ADSORVER PROCESS
BR7602965A
(en )
1977-05-31
PROCESS TO PREPARE ORGANOSYLOXANS
BR8004221A
(en )
1981-04-28
PROCESS TO RECOVER OIL FROM AN OIL CARRYING FORMATION
BR7603569A
(en )
1977-01-04
LUBRICATING OIL REGENERATION PROCESS
BR8000293A
(en )
1980-10-21
PROCESS TO RECOVER OIL FROM AN UNDERGROUND FORMATION CONTAINING OIL
BR7607421A
(en )
1977-09-20
OIL FILTER
BR7702007A
(en )
1978-05-09
PROCESS FOR TREATING WATER EFFLUENT CONTAINING OIL
BR7405992D0
(en )
1975-05-13
PROCESS TO SEPARATE HYDROCARBONS
BR7605612A
(en )
1977-08-09
PERFECT PROCESS TO PREPARE TRIARYL-PHOSPHINS
BR7803162A
(en )
1979-01-02
PROCESS TO RECOVER RESIDUAL HYDROCARBON OILS
BR7019349D0
(en )
1973-01-11
CRUDE OIL REFINING PROCESS
BR7600569A
(en )
1976-08-31
PROCESS TO PREPARE POLYURETHANE
BR7605212A
(en )
1977-08-09
PROCESS TO PREPARE NEW NITRILES
BR7606776A
(en )
1977-08-30
PROCESS FOR THE PREPARATION OF ALPHA-AMINO-RANGE-METHYL-MERCAPTOBUTYL-NITRILLA
BR5501195U
(en )
1977-06-28
PROCESS TO SEPARATE OIL FROM WATER-OIL MIXTURES
IT1054836B
(en )
1981-11-30
PROCESS TO PREPARE OLEFINIC COMPOUNDS
BR7604306A
(en )
1977-07-26
PROCESS TO PRODUCE RECOVERED CELLULIC PRODUCTS