YU249483A - Method for detemining the composition of nh3 and co2 water solution - Google Patents

Method for detemining the composition of nh3 and co2 water solution

Info

Publication number
YU249483A
YU249483A YU02494/83A YU249483A YU249483A YU 249483 A YU249483 A YU 249483A YU 02494/83 A YU02494/83 A YU 02494/83A YU 249483 A YU249483 A YU 249483A YU 249483 A YU249483 A YU 249483A
Authority
YU
Yugoslavia
Prior art keywords
composition
ammonia
carbon dioxide
detemining
water solution
Prior art date
Application number
YU02494/83A
Other languages
English (en)
Inventor
A J Biermans
H C Burks
Original Assignee
Unie Van Kunstmestfab Bv
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 Unie Van Kunstmestfab Bv filed Critical Unie Van Kunstmestfab Bv
Publication of YU249483A publication Critical patent/YU249483A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/14—Investigating or analyzing materials by the use of thermal means by using distillation, extraction, sublimation, condensation, freezing, or crystallisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/04—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
    • C07D251/40—Nitrogen atoms
    • C07D251/54—Three nitrogen atoms
    • C07D251/56—Preparation of melamine
    • C07D251/60—Preparation of melamine from urea or from carbon dioxide and ammonia
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/10—Composition for standardization, calibration, simulation, stabilization, preparation or preservation; processes of use in preparation for chemical testing
    • Y10T436/109163—Inorganic standards or controls
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/11—Automated chemical analysis
    • Y10T436/117497—Automated chemical analysis with a continuously flowing sample or carrier stream
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/17—Nitrogen containing
    • Y10T436/173845—Amine and quaternary ammonium
    • Y10T436/175383—Ammonia

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treating Waste Gases (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Carbon And Carbon Compounds (AREA)
YU02494/83A 1982-12-24 1983-12-23 Method for detemining the composition of nh3 and co2 water solution YU249483A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8204979A NL8204979A (nl) 1982-12-24 1982-12-24 Werkwijze voor het bepalen en regelen van de samenstelling van waterige oplossingen van nh3 en co2.

Publications (1)

Publication Number Publication Date
YU249483A true YU249483A (en) 1986-04-30

Family

ID=19840796

Family Applications (1)

Application Number Title Priority Date Filing Date
YU02494/83A YU249483A (en) 1982-12-24 1983-12-23 Method for detemining the composition of nh3 and co2 water solution

Country Status (11)

Country Link
US (1) US4572830A (de)
EP (1) EP0114442B1 (de)
JP (1) JPS59133451A (de)
KR (1) KR870000495B1 (de)
AT (1) ATE30192T1 (de)
CA (1) CA1211297A (de)
DE (1) DE3374028D1 (de)
ES (1) ES528353A0 (de)
IN (1) IN161337B (de)
NL (1) NL8204979A (de)
YU (1) YU249483A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5191690A (en) * 1989-02-22 1990-09-26 Atochem North America, Inc. Method for measuring low levels of ammonia in process gas streams
US5586447A (en) * 1994-07-20 1996-12-24 Gas Research Institute Concentration control in an absorption chiller
US5724823A (en) * 1996-10-10 1998-03-10 Carrier Corporation Absorption over-concentration control
NL1014281C2 (nl) * 2000-02-03 2001-08-06 Dsm Nv Werkwijze voor de bereiding van melamine uit ureum.
NL1014280C2 (nl) * 2000-02-03 2001-08-06 Dsm Nv Werkwijze voor de bereiding van melamine uit ureum.
NL1015929C2 (nl) * 2000-08-14 2002-02-18 Dsm Nv Werkwijze voor de bereiding van melamine uit ureum.
NL1019913C2 (nl) * 2002-02-07 2003-08-08 Dsm Nv Werkwijze voor het bereiden van melamine.
NL1026003C2 (nl) * 2004-04-22 2005-10-25 Dsm Ip Assets Bv Werkwijze voor het bereiden van ureum uit kooldioxide en ammoniak in een ureumfabriek.
JP4928740B2 (ja) * 2005-05-31 2012-05-09 東洋エンジニアリング株式会社 尿素合成方法および装置
JP5564497B2 (ja) * 2009-05-28 2014-07-30 東洋エンジニアリング株式会社 カルバミン酸アンモニウム水溶液の分析方法および未反応ガス吸収槽の運転方法
DE102012215635A1 (de) * 2012-09-04 2014-03-06 Robert Bosch Gmbh Messelement sowie Verfahren zur Unterscheidung von verschiedenartigenFlüssigkeiten
EP3521273A1 (de) 2018-02-05 2019-08-07 YARA International ASA Verfahren und system zur steuerung eines betriebs eines harnstoffherstellungsprozesses

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940440A (en) * 1970-11-10 1976-02-24 Ivo Mavrovic Method of controlling urea system
NL7307036A (de) * 1973-05-21 1974-11-25

Also Published As

Publication number Publication date
DE3374028D1 (en) 1987-11-12
KR870000495B1 (ko) 1987-03-12
ES8501882A1 (es) 1984-12-01
JPS59133451A (ja) 1984-07-31
EP0114442B1 (de) 1987-10-07
NL8204979A (nl) 1984-07-16
US4572830A (en) 1986-02-25
IN161337B (de) 1987-11-14
EP0114442A1 (de) 1984-08-01
ATE30192T1 (de) 1987-10-15
ES528353A0 (es) 1984-12-01
CA1211297A (en) 1986-09-16
KR840007633A (ko) 1984-12-08

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