AT60431B
(en )
1913-12-10
Device for removing iron or other substances that can be precipitated by ventilation from water.
AT41412B
(en )
1910-03-25
Process for removing iron or other substances that can be precipitated by aeration in water.
AT23633B
(en )
1906-03-26
Device for preventing the build-up of excretions from water in boilers.
AT26147B
(en )
1906-10-25
Device for the electrolytic cleaning of metallic surfaces, in particular metal strips.
AT26141B
(en )
1906-10-25
Process for refining zinc and other metals by distilling them in continuous operations.
AT47440B
(en )
1911-04-10
Method and device for separating oil from steam water or the like by cooling.
CH44832A
(en )
1909-09-16
Device for the extraction of fat from waste water
AT21905B
(en )
1905-10-25
Method and device for eliminating the coupling of horses and cattle.
AT20727B
(en )
1905-07-25
Process for the representation of indigo white.
AT36349B
(en )
1909-02-25
Process for extracting zinc from its oxyder ores
CH40817A
(en )
1908-09-01
Device for cooling gases through ice
CH45003A
(en )
1909-10-01
Device for the extraction of fat from waste water
AT33450B
(en )
1908-06-25
Method for representing Kamphen.
AT29751B
(en )
1907-09-10
Process for the extraction of metals based on the Goldschmidt process.
FR362680A
(en )
1906-07-04
electrolyser for the treatment of metalliferous ores, etc.
AT27644B
(en )
1907-02-25
Process for cleaning raw viscine from Ilex species.
AT31868B
(en )
1908-02-25
Method and device for locking ships.
CH32005A
(en )
1905-06-30
Device for preventing railway collisions
AT74075B
(en )
1917-12-27
Process for the extraction of metals from seawater and other natural waters.
AT46701B
(en )
1911-02-25
Process for dissolving cellulose in copper oxide ammonia.
GB190712591A
(en )
1908-02-27
Improvements in the Metallurgical Treatment of Sulphurous Ores by the Precipitation Process.
CH49029A
(en )
1911-01-02
Process and device for cooling water
AT26146B
(en )
1906-10-25
Process for separating household waste or similar collected goods into its component types.
CH44376A
(en )
1909-08-02
Device for obtaining the pulp contained in the waste water from pulp processing machines
AT74067B
(en )
1917-12-27
Method and device for evaporating or distilling water or similar liquids.