AT80091B
(en )
1920-02-25
Process for the preparation of caramel. Process for the preparation of caramel.
AT89300B
(en )
1922-08-25
Process for the extraction of pectin substances.
CH101173A
(en )
1923-09-01
Process for the production of primers.
CH76373A
(en )
1917-12-01
Process for the preparation of glycolyl-p-phenetidide
CH76586A
(en )
1918-01-16
Process for the production of cork boards
CH78380A
(en )
1918-11-16
Process for the preparation of hydrocodeine
CH78275A
(en )
1919-01-02
Process for the preparation of acetaldehyde
AT91010B
(en )
1923-01-25
Process for the production of pore-free tin deposits.
CH74747A
(en )
1917-09-01
Process for the preparation of ß-aminoanthraquinone
AT76380B
(en )
1919-05-10
Process and system for the production of pre-doughs.
AT88457B
(en )
1922-05-26
Process for the preparation of derivatives of bromoacylated ureas.
AT94142B
(en )
1923-09-10
Process for the production of flares and cartridges.
AT98925B
(en )
1924-12-27
Process for the manufacture of cartridge cases.
CH78165A
(en )
1918-11-16
Process for the preparation of hydromorphine
CH77112A
(en )
1918-03-01
Process for making shoes
CH76779A
(en )
1918-02-01
Process for the production of pressed briquettes
AT75550B
(en )
1919-02-25
Process for processing quicklime.
CH76149A
(en )
1917-11-01
Process for the preparation of 6-oxy-2-phenylpyridine-5-carboxylic acid (2-phenylpyridone-5-carboxylic acid)
AT88456B
(en )
1922-05-10
Process for the production of perylene.
AT107001B
(en )
1927-08-10
Process for the production of detonators.
AT98665B
(en )
1924-12-10
Process for the production of tanning substances.
AT88401B
(en )
1922-05-10
Process for the production of zinc-lead paints.
CH76592A
(en )
1918-01-16
Process for the production of fittings
AT96137B
(en )
1924-02-25
Process for dry distillation of wood or the like.
CH74189A
(en )
1917-02-01
Process for the preparation of phenylpropylhydantoin