FR667765A
(en )
1929-10-21
Process for extracting water from fresh peat, coal sludge and the like
FR655723A
(en )
1929-04-23
Sieve for the extraction of materials contained in water
FR29960E
(en )
1925-12-11
Process and installation for the reuse and regeneration of swimming pool water
FR660282A
(en )
1929-07-09
Water separator for removing condensation water from saturated steam in pipes, especially the passage pipes of multi-cylinder turbines
FR680326A
(en )
1930-04-28
Process for removing gas tars from their emulsions with water
FR686143A
(en )
1930-07-22
Filter especially for water purification
FR656947A
(en )
1929-05-15
Process for converting olefins with chlorine water into alkyl hydrochlorins
FR665964A
(en )
1929-09-25
Process for water purification
FR644692A
(en )
1928-10-12
Process for obtaining volatile alkaloids with water vapors
FR591310A
(en )
1925-07-02
Improvements in water purifiers
FR650022A
(en )
1928-12-31
Process for removing water from pulp or the like and drying them
FR641510A
(en )
1928-08-06
Locomotion system on water
FR842643A
(en )
1939-06-15
Process for causing, in all its forms, the phenomena of precipitation of atmospheric water vapor, and device according to the process
FR665178A
(en )
1929-09-16
Water sterilization process
FR643737A
(en )
1928-09-21
Drain valve for condensation water
FR623203A
(en )
1927-06-21
Device intended to prevent the introduction of water into steam turbines
FR658420A
(en )
1929-06-04
Method and device for accelerating the removal of water from drying towers
BE353248A
(en )
1928-09-29
Method and device for accelerating the removal of water from drying towers
OA02855A
(en )
1970-12-15
Process for the formation and protection of deposits of sedimentary matter at the bottom of bodies of water.
FR598821A
(en )
1925-12-26
Improvement of the water distribution system in the turbines
FR631530A
(en )
1927-12-22
Agent for water purification
FR609565A
(en )
1926-08-17
Device for the automatic introduction of chemicals into boilers
FR849335A
(en )
1939-11-21
System for launching torpedoes to ensure the best conditions at the time of impact in the water
FR690874A
(en )
1930-09-26
Process and installation for water sterilization
FR668727A
(en )
1929-11-06
Process for the introduction of water vapor into luminescent tubes