AT98663B
(en )
1924-12-10
Method for heating the walls of coke ovens or the like.
AT239177B
(en )
1965-03-25
Process for the continuous production of nonwovens
CH96147A
(en )
1922-09-16
Process for lining tunnels and shafts.
CH125593A
(en )
1928-05-01
Process for the preservation of organic tissues.
FR591285A
(en )
1925-07-01
Muffle for electric ovens
AT107000B
(en )
1927-08-10
Method and furnace for coking coal.
AT107042B
(en )
1927-08-10
Process for repairing the worn guardrails of grooved rails.
FR515639A
(en )
1921-04-05
Coke oven
AT112340B
(en )
1929-02-25
Process for the preparation of organic antimony compounds.
AT121520B
(en )
1931-02-25
Method for tempering railway tracks.
AT102555B
(en )
1926-02-25
Process for splitting oils.
AT140833B
(en )
1935-02-25
Process for making crucibles and furnace stoves
CH100200A
(en )
1923-07-16
Process for the initial ignition of explosives.
CH138432A
(en )
1930-02-28
Method of operating high frequency furnaces.
CA210708A
(en )
1921-04-19
Method of heating coke oven walls
DK31494C
(en )
1923-04-03
Vertical retort oven.
DK28570C
(en )
1921-10-03
Coke oven or similar.
FR515507A
(en )
1921-04-02
Coke oven
CA210706A
(en )
1921-04-19
Method of pre-heating coke ovens
AT108119B
(en )
1927-11-25
Process for cleaning hot phosphorus furnace gases.
CH82595A
(en )
1919-10-01
Process for leaching substances
CH111240A
(en )
1925-08-01
Process for the preparation of oxycodeinone.
FR588956A
(en )
1925-05-18
Metallurgical process
AT96143B
(en )
1924-02-25
Process for the preparatory drying of raw lignite, peat or the like.
AT121522B
(en )
1931-02-25
Process for the digestion of titanium-containing materials with acids.