CH362061A
(en )
1962-05-31
Process for the production of pure boron nitride
CH317133A
(en )
1956-11-15
Process for polymerizing acrylonitrile
CH322661A
(en )
1957-06-30
Method and device for the production and finishing of printing blocks
CH311800A
(en )
1955-12-15
Method and device for ozonizing oxygen.
AT178848B
(en )
1954-06-25
Device for making split grooves in the blast holes of granite blocks
AT196077B
(en )
1958-02-25
Process for casting, in particular for the continuous casting of metals
AT181807B
(en )
1955-04-25
Device for cleaning granulating plates
CH314052A
(en )
1956-05-31
Process for the continuous casting of socket pipes
CH318445A
(en )
1957-01-15
Process for the recovery of dimethylnitrosamine
AT182109B
(en )
1955-05-25
Process for pre-refining and dephosphorising pig iron
AT178560B
(en )
1954-05-25
Transportable grinding machine
FR1079946A
(en )
1954-12-03
Hydroformation process
AT179632B
(en )
1954-09-25
Device for pressing elongated bodies, in particular pipes, against the base of grooves
FR1076362A
(en )
1954-10-26
Hydroformation process for hydrocarbons
CH266939A
(en )
1950-02-28
Press casting process and device for performing the same.
FR1086957A
(en )
1955-02-17
Casting process
AT184518B
(en )
1956-01-25
Device for casting the socket connections of pipes, in particular clay pipes
AT182107B
(en )
1955-05-25
Device for filtering solid-liquid mixtures
AT177115B
(en )
1953-12-28
Watchmaker's tool for lowering bearings
CH260737A
(en )
1949-03-31
Process for making dentures.
FR1062714A
(en )
1954-04-27
Artificial Stone Molding Machine
CH295002A
(en )
1953-12-15
Method and device for the production of artificial threads.
AT180169B
(en )
1954-11-10
Device for smoking insectides
FR1086769A
(en )
1955-02-16
Dewaxing process
CH296585A
(en )
1954-02-28
Method of arranging dowels in concrete walls.