HU180340B - Process for the regulation of the dosage of carbamide applied for the reduction of nitrogen oxide flowing out from nitric acid solutions and measuring system for performing the regulation - Google Patents

Process for the regulation of the dosage of carbamide applied for the reduction of nitrogen oxide flowing out from nitric acid solutions and measuring system for performing the regulation Download PDF

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Publication number
HU180340B
HU180340B HU74480A HU74480A HU180340B HU 180340 B HU180340 B HU 180340B HU 74480 A HU74480 A HU 74480A HU 74480 A HU74480 A HU 74480A HU 180340 B HU180340 B HU 180340B
Authority
HU
Hungary
Prior art keywords
nitric acid
urea
concentration
measuring
nitric
Prior art date
Application number
HU74480A
Other languages
English (en)
Hungarian (hu)
Romanian (ro)
Inventor
Gunnar Kongshaug
Glo R T Mejdell
Bjarne Lunde
Knut Sandvik
Original Assignee
Norsk Hydro As
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.)
Filing date
Publication date
Application filed by Norsk Hydro As filed Critical Norsk Hydro As
Publication of HU180340B publication Critical patent/HU180340B/hu

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  • Treating Waste Gases (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Fertilizers (AREA)
HU74480A 1979-03-30 1980-03-28 Process for the regulation of the dosage of carbamide applied for the reduction of nitrogen oxide flowing out from nitric acid solutions and measuring system for performing the regulation HU180340B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO791057A NO143968C (no) 1979-03-30 1979-03-30 Fremgangsmaate ved anvendelse av urea for nedsettelse av nitroseutvikling.

Publications (1)

Publication Number Publication Date
HU180340B true HU180340B (en) 1983-02-28

Family

ID=19884776

Family Applications (1)

Application Number Title Priority Date Filing Date
HU74480A HU180340B (en) 1979-03-30 1980-03-28 Process for the regulation of the dosage of carbamide applied for the reduction of nitrogen oxide flowing out from nitric acid solutions and measuring system for performing the regulation

Country Status (10)

Country Link
BR (1) BR8001901A (el)
ES (1) ES8104140A1 (el)
FI (1) FI800968A (el)
GR (1) GR67283B (el)
HU (1) HU180340B (el)
NO (1) NO143968C (el)
PT (1) PT71007A (el)
RO (1) RO81188A (el)
SU (1) SU1097190A3 (el)
YU (1) YU88280A (el)

Also Published As

Publication number Publication date
RO81188A (ro) 1983-02-01
PT71007A (en) 1980-04-01
SU1097190A3 (ru) 1984-06-07
BR8001901A (pt) 1980-11-25
NO791057L (no) 1980-10-01
YU88280A (en) 1983-02-28
NO143968C (no) 1981-05-20
ES490032A0 (es) 1981-04-01
NO143968B (no) 1981-02-09
FI800968A (fi) 1980-10-01
RO81188B (ro) 1983-01-30
GR67283B (el) 1981-06-29
ES8104140A1 (es) 1981-04-01

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