FR730154A
(en )
1932-08-06
Process for making starch bubbling in cold water
FR688599A
(en )
1930-08-26
Process for sealing bodies or glass plates in reinforced concrete carcasses
FR679484A
(en )
1930-04-14
Process to make diazotypes more water resistant
FR675587A
(en )
1930-02-12
Process for sealing the edges of a sheet of laminated glass
FR45490E
(en )
1935-09-12
Process for coloring asbestos cement slates
FR720808A
(en )
1932-02-24
Process for the formation of joints in concrete roads
FR673533A
(en )
1930-01-16
Process for closing channels in molded hollow bricks
FR643300A
(en )
1928-09-13
Process for improving the vacuum in discharge vessels
FR614680A
(en )
1926-12-20
Sealing applicable in cement or reinforced concrete constructions
FR629087A
(en )
1927-11-03
Method and apparatus for applying the color layer to glass plates used in the manufacture of artificial marble
FR698154A
(en )
1931-01-28
Closure plate for supports in concrete floors
FR706760A
(en )
1931-06-29
Process for sealing joints in conduits, made up of separate rows of bricks, for the foundry
FR619270A
(en )
1927-03-30
Improvements in building materials and method of making them
FR557448A
(en )
1923-08-08
Method and device for establishing formwork in reinforced concrete constructions
FR674874A
(en )
1930-02-03
Process for the establishment of reinforced concrete constructions
FR618347A
(en )
1927-03-07
Improvements in shaping or advancing glass
FR685624A
(en )
1930-07-12
Process for the electrolysis of sulphates dissolved in water
FR622392A
(en )
1927-05-28
Process for the production of water gas in retorts
FR712094A
(en )
1931-09-24
Clamping device for molds or column formwork in reinforced concrete work
FR732261A
(en )
1932-09-15
Method and devices for compacting concrete by endopulsations in concrete constructions, reinforced or not
FR665964A
(en )
1929-09-25
Process for water purification
FR711391A
(en )
1931-09-08
Method for carrying out reactions in periodically heated chambers
FR22920E
(en )
1921-09-06
Method and apparatus for tight fitting bolts and especially spacers in walls and vessels
FR678149A
(en )
1930-03-19
Installation and process for pouring cellular concrete or other similar products
FR537904A
(en )
1922-06-01
Improvements in the means and processes for preparing charges of molten glass