FR848831A
(en )
1939-11-07
Process for removing hydrogen sulfide from gases
FR547895A
(en )
1922-12-27
Process and apparatus for extracting sulfur from gases containing hydrogen sulfide
FR870510A
(en )
1942-03-13
Process for removing sulfur from hydrogen sulfide and gases containing it
FR632337A
(en )
1928-01-07
Process and apparatus for the separation of hydrogen from gas mixtures containing it
FR559015A
(en )
1923-09-08
Method and apparatus for removing hydrogen sulfide and other impurities from the gases which contain them
FR552357A
(en )
1923-04-30
Process for removing hydrogen sulphides from gases
FR820700A
(en )
1937-11-16
Process for obtaining sulfur from gases containing hydrogen sulfide
FR681307A
(en )
1930-05-13
Process and installation for the removal of hydrogen sulphide from gases by means of solutions containing thionates
FR618348A
(en )
1927-03-07
Process and installation for removing hydrogen sulphide from gases
FR750531A
(en )
1933-08-11
Process for removing hydrogen sulfide from gases
FR566317A
(en )
1924-02-13
Improved method and apparatus for removing hydrogen sulfide and other harmful constituents from the gases containing them
FR708837A
(en )
1931-07-29
Process for removing ammonia and hydrogen sulfide from gases
FR590877A
(en )
1925-06-24
Process for extracting sulfur from gases rich in hydrogen sulfide
FR538776A
(en )
1922-06-15
Process for removing hydrogen sulphide from gases
FR609553A
(en )
1926-08-17
Method and apparatus for removing hydrogen sulfide from air or other gas
FR585786A
(en )
1925-03-06
Method and apparatus for removing hydrogen sulfide and other deleterious impurities from fuel gases and air
FR660269A
(en )
1929-07-09
Process for the purification of gases containing hydrogen sulphide
FR659339A
(en )
1929-06-27
Process for removing hydrogen sulfide from gas
FR530272A
(en )
1921-12-19
Process for removing carbon oxysulfide from gases containing it
FR731539A
(en )
1932-09-03
Process for recovering hydrogen contained in gases additionally containing hydrocarbons
FR604903A
(en )
1926-05-17
Process for recovering or preparing by means of gases containing methane and hydrogen, gases intended for the hydrogenation of coal and hydrocarbons
FR609556A
(en )
1926-08-17
Method and apparatus for removing hydrogen sulfide and other impurities from fuel gases
FR776063A
(en )
1935-01-16
Process for the separation of sulfur from gases containing hydrogen sulfide
FR784942A
(en )
1935-07-29
Process for removing elemental sulfur from gases containing sulfur dioxide
FR825289A
(en )
1938-02-28
Process for removing elemental sulfur from sulfur dioxide and gas containing it