BE426156A - - Google Patents

Info

Publication number
BE426156A
BE426156A BE426156DA BE426156A BE 426156 A BE426156 A BE 426156A BE 426156D A BE426156D A BE 426156DA BE 426156 A BE426156 A BE 426156A
Authority
BE
Belgium
Prior art keywords
nitric acid
nitrite
emi
nitrogen
solution
Prior art date
Application number
Other languages
English (en)
French (fr)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE426156A publication Critical patent/BE426156A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
BE426156D 1937-02-12 BE426156A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE832975X 1937-02-12

Publications (1)

Publication Number Publication Date
BE426156A true BE426156A (pt)

Family

ID=6758010

Family Applications (1)

Application Number Title Priority Date Filing Date
BE426156D BE426156A (pt) 1937-02-12

Country Status (3)

Country Link
BE (1) BE426156A (pt)
FR (1) FR832975A (pt)
NL (1) NL47427C (pt)

Also Published As

Publication number Publication date
FR832975A (fr) 1938-10-07
NL47427C (pt)

Similar Documents

Publication Publication Date Title
BE426156A (pt)
GB405450A (en) A process for the production of highly concentrated nitric acid
NO121957B (pt)
US2128108A (en) Manufacture of sulphuric acid
US20240182302A1 (en) Process for recycling nitrogen oxides from nitrosyl sulfuric acid to produce concentrated or highly concentrated nitric acid and sulfuric acid
GB456518A (en) Improvements in or relating to the production of highly concentrated nitric acid
US1998177A (en) Production of hydroquinones
US1988481A (en) Preparation of ketones
BE368350A (fr) Procédé pour la production d'urée
US1338417A (en) Manufacture of concentrated nitric acid
US1163174A (en) Process and apparatus for concentrating dilute nitric acid.
DE622874C (de) Herstellung von Stickoxyden aus Ammoniak
GB441452A (en) Improvements in and relating to the purification of sulphuric acid
GB156799A (en) Improvements in or relating to the manufacture of concentrated nitrous gases
BE358894A (pt)
JPH10310408A (ja) 硫酸の濃縮または精製方法
CH191844A (fr) Procédé pour la fabrication de l'acide nitrique concentré.
SU27380A1 (ru) Способ производства серной кислоты из серы
US1614185A (en) Process of carrying on catalytic reactions
BE531334A (pt)
US1922278A (en) Process of concentrating nitric acid
GB472493A (en) Improvements in or relating to the concentration of aqueous solutions of nitric acid
AT125184B (de) Verfahren zur Herstellung von Salpetersäure.
GB429267A (en) Process of and apparatus for the recovery of sulphuric acid by condensation
FR2513617A1 (fr) Procede de fabrication simultanee d'acide nitrique fortement concentre et d'acide nitrique dilue