CA485218A
(fr )
1952-07-29
Ensembles d'elements de construction de jouets
CA485066A
(fr )
1952-07-22
Production d'antigenes
CA482997A
(fr )
1952-05-06
Fabrication de sulfamethazine
CA486949A
(fr )
1952-09-30
Fabrication d'aimants permanents
CA481959A
(fr )
1952-03-25
Fabrication de sulfamethazine
CA488203A
(fr )
1952-11-18
Preparation de n-aryle-2-4-diceto-tetrahydroquinoline
CA486865A
(fr )
1952-09-30
Production de polyaminotriazoles
CA482188A
(fr )
1952-04-01
Fabrication d'adhesifs
CA487989A
(fr )
1952-11-11
Fabrication de nouvelles matieres colorantes
CA487548A
(fr )
1952-10-28
Fabrication de quinizarine
CA481299A
(fr )
1952-02-26
Fabrication de pieces de construction
CA489103A
(fr )
1952-12-23
Production d'acetals
CA483710A
(fr )
1952-06-03
Fabrication d'anthraquinone
CA489027A
(fr )
1952-12-23
Preparation de guanazoles
CA487554A
(fr )
1952-10-28
Preparation de tetrahalogenopyrazines
CA486211A
(fr )
1952-09-02
Preparation de sulfaquinoxalines
CA485256A
(fr )
1952-07-29
Preparation d'organohalogenosilanes
CA480084A
(fr )
1952-01-08
Preparation d'iodoanthanthrones
CA486864A
(fr )
1952-09-30
Production de polyaminotriazoles
CA480755A
(fr )
1952-01-29
Production de cetoamines
AU154372B2
(en )
1952-07-24
Improved manufacture of sandpaper
CA481890A
(fr )
1952-03-25
Fabrication d'echangeurs de temperature en sections
AU162411B2
(en )
1952-10-03
Manufacture of 01 koxy-aldehydes
CA483234A
(fr )
1952-05-13
Fabrication de phenol
AU159469B2
(en )
1952-10-09
Manufacture of cobaltiferous and chromiferous monoazodyestuffs