CA454528A
(fr )
1949-02-08
Fabrication d'acetylene
CA458126A
(fr )
1949-07-12
Fabrication de toluene
CA459989A
(fr )
1949-09-27
Fabrication de n-(polyhydroxyalkyl)-arylamines
CA459322A
(fr )
1949-08-30
Fabrication d'isocolloides modifies
CA460710A
(fr )
1949-11-01
Preparation de 2-cyanopyridines
CA458145A
(fr )
1949-07-12
Fabrication de cyanure d'hydrogene
CA460694A
(fr )
1949-11-01
Production d'aminopropionitriles
CA460370A
(fr )
1949-10-18
Fabrication de coutellerie
CA458125A
(fr )
1949-07-12
Fabrication de toluene
CA453955A
(fr )
1949-01-11
Fabrication de chapeaux
CA455893A
(fr )
1949-04-12
Fabrication de dichlorophenols
CA458922A
(fr )
1949-08-16
Methode de fabrication de carbone active
CA458250A
(fr )
1949-07-19
Fabrication de raccords en t
CA460440A
(fr )
1949-10-18
Fabrication de sulfenamides
CA455406A
(fr )
1949-03-22
Fabrication de diolefines
CA456514A
(fr )
1949-05-10
Production de chloroacetonitrile
CA460865A
(fr )
1949-11-08
Production d'isobutylene
AU142582B2
(en )
1949-04-14
Improvements inthe manufacture of margarine
AU142581B2
(en )
1949-04-14
Improvements inthe manufacture of margarine
CA461781A
(fr )
1949-12-13
Production de toluene
CA461153A
(fr )
1949-11-15
Production de diolefines
CA454416A
(fr )
1949-02-01
Production de dienes
CA458962A
(fr )
1949-08-16
Production de thiols
CA459004A
(fr )
1949-08-16
Fabrication d'amines
CA458315A
(fr )
1949-07-26
Synthese de pteridines substituees