NL276C
(en )
1914-07-01
Improvement to a device for separating light suspended substances from waste water
NL1054C
(en )
1916-01-15
Improvement to a filter for separating solids from liquids
NL505C
(en )
1915-01-15
Device for the separation of floating and floating specific light substances from waste water
NL1297C
(en )
1916-06-01
Improvement to a device for cleaning cylindrical or conical vessels
NL182C
(en )
1914-04-15
Improvement to a device for transferring heat from liquids
NL3834C
(en )
1919-10-01
Improvement to a device for cleaning cables.
NL429C
(en )
1914-11-02
Improvement to filtering devices
NL782C
(en )
1916-12-15
Process for manufacturing a material from waste wood
FR436880A
(en )
1912-04-06
Advanced device for removing obstructed bodies from pipes
NL772C
(en )
1915-08-02
Improvement of a device for lowering lifeboats
NL387C
(en )
1914-10-15
Machine for the production of artificial slate
NL1663C
(en )
1917-04-16
Improvement in apparatus for separating and collecting fibers and the like from liquids
NL1563C
(en )
1916-11-01
Improvement to a device for re-grinding
NL789C
(en )
1915-09-03
Improvement to line finders for automatic telephone installations
CH67764A
(en )
1915-01-02
Device for collecting floating matter from sewage
FR13265E
(en )
1911-03-02
Process for separating solid hydrocarbons from waste petroleum and tar
CH51503A
(en )
1911-09-01
Device for cleaning tobacco pipes
NL654C
(en )
1915-05-01
Process for Separating Solid Paraffin Hydrocarbons
CH59612A
(en )
1913-06-02
Device for separating solid waste from liquid by directing the liquids against pipe walls
CH60993A
(en )
1913-09-01
Device for settling light suspended matter from sewage
NL113C
(en )
1914-02-02
Improvement to a self-acting anchoring device for submarine mines
NL1680C
(en )
1916-11-01
Improvement to an automatic cutting device for extrusion presses
CH53902A
(en )
1912-04-01
Device for the separation of suspended matter in watercourses
NL1265C
(en )
1916-05-01
Improvements to a device for deploying lifeboats
NL1046C
(en )
1916-01-15
Improvement to a device for determining the deviation of boreholes from the vertical