CH34401A
(en )
1906-04-15
Device for separating suspended matter from liquids
CH50371A
(en )
1911-06-01
Device for separating floating matter from sewage
CH58423A
(en )
1913-03-01
Device for separating floating and specifically light suspended matter from wastewater
CH34165A
(en )
1906-03-15
System for extracting liquid air at atmospheric pressure from air at higher pressure
CH33409A
(en )
1905-12-15
Equipment for feeding waste incineration plants
CH46793A
(en )
1910-04-16
Device for dust-free rubbish removal
AT23448B
(en )
1906-03-10
Method and device for separating oil from steam water u. like
CH41130A
(en )
1908-09-16
Device for separating suspended matter from liquids, in particular from sewage
CH41906A
(en )
1908-12-01
Device for separating solid particles from gases
CH43481A
(en )
1909-05-17
Etching method and apparatus for carrying out the same
CH37617A
(en )
1907-06-30
Plant for the extraction of pure rubber
AT25270B
(en )
1906-08-10
Process for separating metallic minerals from the corridor on alluvial surfaces or the like.
CH38808A
(en )
1907-12-15
Apparatus for extracting fat from sewage
CH27228A
(en )
1903-12-15
Device for cleaning waste water
CH60993A
(en )
1913-09-01
Device for settling light suspended matter from sewage
CH33879A
(en )
1906-01-31
Device for connecting pipes
CH17604A
(en )
1899-07-31
Device for conveying loads
CH36313A
(en )
1906-12-31
Sand and water feeder for stone saws
FR3900E
(en )
1905-03-20
System making nuts and bolts unbreakable
CH44832A
(en )
1909-09-16
Device for the extraction of fat from waste water
CH34836A
(en )
1906-06-15
Equipment for smoke combustion in combustion systems
CH38047A
(en )
1907-08-31
Device for taking basic samples from water bodies
AT26358B
(en )
1906-11-10
Device for removing soot from chimneys.
FR4576E
(en )
1905-08-29
Water filtration system
CH42105A
(en )
1909-01-02
Process for removing scale from boilers