BR6910296D0
(en )
1973-02-08
PROCESS TO PRODUCE ALPHA-AMINO-CYCLE-HEXADYENYL-ALKYLENE-PENICILLINS AND CEPHALOSPORINS
BR6567675D0
(en )
1973-08-14
PROCESS TO PREPARE ISOINDOIS IMIDAZOIS AND DIIDRO-ISOQUINOLINES
BR6792376D0
(en )
1973-12-26
GASOLINE PRODUCTION PROCESS
BR6793236D0
(en )
1973-12-27
PROCESS AND MACHINE TO MAKE FORAGES
BR6804000D0
(en )
1973-03-01
PNEUMATIC SET AND PROCESS TO DO THE SAME
BR6909967D0
(en )
1973-01-02
PROCESS TO PREPARE QUINONALINES DI-N-OXIDES
BR6792672D0
(en )
1973-03-08
PROCESS TO PURIFY BETA-METHYLMERCAPTO PROPIONALDEIDO
BR6913771D0
(en )
1973-01-11
PROCESS TO PREPARE BUTILIC RUBBER
BR6790865D0
(en )
1973-12-26
DRY EMULSION AND PROCESS
BR6462358D0
(en )
1973-08-16
PROCESS TO PRODUCE SUBSTITUTED THIO-XANTHENS AND XANTHENS
BR6915071D0
(en )
1973-04-19
PROCESS TO PREPARE PIRAZOMYCIN
BR6793854D0
(en )
1973-01-04
PROCESS AND INSTALLATION TO RECOVER SULFUR DIOXIDE
BR6684690D0
(en )
1973-12-18
CYCLEHEXENES AND PROCESS TO PREPARE THEM
BR6794612D0
(en )
1973-05-10
PROCESS TO RECOVER ADIPONITRILLA
BR7018391D0
(en )
1973-04-26
PROCESS TO RECOVER DIMETHYLFORMAMIDE
BR6791293D0
(en )
1973-09-06
PROCESS TO PRODUCE ALPHA-DEOXY-TETRACYCLINES
BR7019243D0
(en )
1973-01-11
PROCESS TO PREPARE POLYLFLORATED ESTERS OLEOFUGOS AND HIDROFUGOS
BR6914874D0
(en )
1973-04-17
PROCESS TO PRODUCE NITRILLA
BR6793781D0
(en )
1973-01-02
PROCESS FOR TERPENOS
BR6803772D0
(en )
1973-01-04
G-ALCOIL-CITRONELOIS AND PROCESS TO MANUFACTURE IT
BR6906091D0
(en )
1973-01-16
ISOCIANATE-REPLACED CONDENSABLE SILOXANS AND PHOSGENATION PROCESS TO MAKE THEM
BR6911477D0
(en )
1973-05-08
PROCESS TO PREPARE URANIUM DIOXIDE
BR6681585D0
(en )
1973-12-27
NISTATIN RECOVERY PROCESS
BR6795600D0
(en )
1973-07-19
STABILIZED STARCH XANTHATE AND PROCESS TO PREPARE IT
BR6676500D0
(en )
1973-09-06
TIABORIZER AND PROCESS TO PRODUCE IT