CA456914A
(fr )
1949-05-24
Fabrication de fils artificiels
CA456913A
(fr )
1949-05-24
Fabrication de fils artificiels
CA460710A
(fr )
1949-11-01
Preparation de 2-cyanopyridines
CA459322A
(fr )
1949-08-30
Fabrication d'isocolloides modifies
CA458395A
(fr )
1949-07-26
Fabrication de filaments coniques
CA459989A
(fr )
1949-09-27
Fabrication de n-(polyhydroxyalkyl)-arylamines
CA460370A
(fr )
1949-10-18
Fabrication de coutellerie
CA455421A
(fr )
1949-03-22
Preparation de filaments
CA458126A
(fr )
1949-07-12
Fabrication de toluene
CA454124A
(fr )
1949-01-18
Preparation de 2-aminopyrazine
CA460694A
(fr )
1949-11-01
Production d'aminopropionitriles
CA453955A
(fr )
1949-01-11
Fabrication de chapeaux
CA445738A
(fr )
1947-12-23
Fabrication de filaments d'alginate
CA458802A
(fr )
1949-08-09
Production de magnesie
CA460440A
(fr )
1949-10-18
Fabrication de sulfenamides
CA455406A
(fr )
1949-03-22
Fabrication de diolefines
CA454733A
(fr )
1949-02-22
Fabrication d'oleomargarine
CA461153A
(fr )
1949-11-15
Production de diolefines
CA454528A
(fr )
1949-02-08
Fabrication d'acetylene
CA455893A
(fr )
1949-04-12
Fabrication de dichlorophenols
CA454793A
(fr )
1949-03-01
Preparation de dithioammelide
CA460693A
(fr )
1949-11-01
Preparation d'aminopropionitriles
CA461049A
(fr )
1949-11-15
Preparation d'alkylhalogenesilanes
CA455851A
(fr )
1949-04-12
Fabrication d'esters de cellulose
CA457338A
(fr )
1949-06-14
Production de methacrylates