US1989267A
(en )
1935-01-29
Production of nitric acid and liquid nitrogen tetroxide
US4169133A
(en )
1979-09-25
Process for recovering acidic gases collected during gas desulfurization
US1375932A
(en )
1921-04-26
Purification of hydrogen
BE366693A
(sr )
US20240182302A1
(en )
2024-06-06
Process for recycling nitrogen oxides from nitrosyl sulfuric acid to produce concentrated or highly concentrated nitric acid and sulfuric acid
GB456518A
(en )
1936-11-05
Improvements in or relating to the production of highly concentrated nitric acid
US2123467A
(en )
1938-07-12
Process for the production of highly concentrated nitric acid
US3102788A
(en )
1963-09-03
Production of pure nitrogen tetroxide
JP2572646B2
(ja )
1997-01-16
過酸化窒素の製造法
US2138016A
(en )
1938-11-29
Process for the production of a nitrate and chlorine
BE365430A
(sr )
US1102715A
(en )
1914-07-07
Purification of mixtures containing nitrids.
US2208112A
(en )
1940-07-16
Process for producing a metal nitrate and chlorine from nitric acid and a metal chloride
US1330136A
(en )
1920-02-10
Production of ammonium nitrate
BE366335A
(sr )
SU856975A1
(ru )
1981-08-23
Способ получени азотной кислоты
CH191844A
(fr )
1937-07-15
Procédé pour la fabrication de l'acide nitrique concentré.
US2138017A
(en )
1938-11-29
Process for the decomposition of nitrosyl chloride
BE352848A
(sr )
BE370517A
(sr )
US1154145A
(en )
1915-09-21
Process for the production of nitrogen.
SU170922A1
(ru )
Способ получения азотной кислоты под атмосферным давлением
BE360978A
(sr )
BE373521A
(sr )
BE383369A
(sr )