FR712945A
(en )
1931-10-15
Process for the treatment of recovered sulfur
FR825494A
(en )
1938-03-03
Improved process for the treatment of textiles
FR727351A
(en )
1932-06-17
Process for improving the treatment of skin
BE385213A
(en )
1932-01-30
Process for improving the treatment of skin
FR823231A
(en )
1938-01-17
Hydrocarbon treatment process
FR736450A
(en )
1932-11-23
Method and apparatus for the treatment of skin conditions
FR772976A
(en )
1934-11-09
Process for improving the suppleness of leather
FR726765A
(en )
1932-06-03
Process for the treatment of furs
FR39628E
(en )
1932-01-22
Process for the activation of proteases
FR711291A
(en )
1931-09-07
Process for the treatment of dolomites
FR715495A
(en )
1931-12-03
Process for the treatment of dolomites
FR740641A
(en )
1933-01-30
Process for the production of unsaturated alcohols
FR775351A
(en )
1934-12-27
Process for improving the properties of sprayed perborates
FR790787A
(en )
1935-11-27
Hydrocarbon treatment process
FR797908A
(en )
1936-05-06
Titanium anhydride treatment process
FR799766A
(en )
1936-06-19
Process for the treatment of steel
FR734841A
(en )
1932-10-28
Process for the treatment of household waste
FR759475A
(en )
1934-02-03
Process for the treatment of materials containing cobalt
FR739744A
(en )
1933-01-16
Process for the treatment of crude phosphates
FR764503A
(en )
1934-05-23
Process for the treatment of corks
FR800839A
(en )
1936-07-20
Hydrocarbon treatment process
FR759579A
(en )
1934-02-05
Process and apparatus for the treatment of drainages
FR754837A
(en )
1933-11-14
Process for the treatment of sewage
FR724369A
(en )
1932-04-26
Process for improving steels
FR789290A
(en )
1935-10-25
Process for the treatment of unsaturated polyhalides