NL8602769A - Werkwijze voor het concentreren van een ureumoplossing en inrichting voor het uitvoeren van de werkwijze. - Google Patents

Werkwijze voor het concentreren van een ureumoplossing en inrichting voor het uitvoeren van de werkwijze. Download PDF

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Publication number
NL8602769A
NL8602769A NL8602769A NL8602769A NL8602769A NL 8602769 A NL8602769 A NL 8602769A NL 8602769 A NL8602769 A NL 8602769A NL 8602769 A NL8602769 A NL 8602769A NL 8602769 A NL8602769 A NL 8602769A
Authority
NL
Netherlands
Prior art keywords
pipes
gas mixture
urea solution
heating space
openings
Prior art date
Application number
NL8602769A
Other languages
English (en)
Dutch (nl)
Original Assignee
Stamicarbon
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 Stamicarbon filed Critical Stamicarbon
Priority to NL8602769A priority Critical patent/NL8602769A/nl
Priority to US07/006,185 priority patent/US4866207A/en
Priority to IN761/MAS/87A priority patent/IN170336B/en
Priority to MX009005A priority patent/MX168831B/es
Priority to BR8705824A priority patent/BR8705824A/pt
Priority to CA000550625A priority patent/CA1333912C/en
Priority to NZ222369A priority patent/NZ222369A/xx
Priority to EG625/87D priority patent/EG18504A/xx
Priority to AR87309184A priority patent/AR245383A1/es
Priority to AU80582/87A priority patent/AU604069B2/en
Priority to ZA878213A priority patent/ZA878213B/xx
Priority to EP87202109A priority patent/EP0266839A1/en
Priority to SU874203645A priority patent/SU1736335A3/ru
Priority to IL84340A priority patent/IL84340A0/xx
Priority to TR87/0748A priority patent/TR24027A/xx
Priority to JP62275873A priority patent/JPS63126858A/ja
Priority to HU874917A priority patent/HUT44949A/hu
Priority to CN87107625A priority patent/CN1022321C/zh
Priority to MA21340A priority patent/MA21099A1/fr
Priority to DD87308579A priority patent/DD262806A5/de
Priority to NO874558A priority patent/NO874558L/no
Priority to BG081639A priority patent/BG60206B2/bg
Priority to FI874808A priority patent/FI874808A/fi
Priority to PL26857287A priority patent/PL268572A1/xx
Priority to KR870012304A priority patent/KR880006176A/ko
Priority to OA59218A priority patent/OA08770A/xx
Priority to ZW199/87A priority patent/ZW19987A1/xx
Priority to PT86068A priority patent/PT86068A/pt
Priority to TNTNSN87125A priority patent/TNSN87125A1/fr
Publication of NL8602769A publication Critical patent/NL8602769A/nl
Priority to LV930298A priority patent/LV5230A3/xx
Priority to LTRP723A priority patent/LT2204B/xx

Links

Classifications

    • 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
    • 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
    • C07C273/14—Separation; Purification; Stabilisation; Use of additives
    • C07C273/16—Separation; Purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/06—Evaporators with vertical tubes
    • B01D1/065—Evaporators with vertical tubes by film evaporating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/04—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by preventing the formation of continuous films of condensate on heat-exchange surfaces, e.g. by promoting droplet formation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Fertilizers (AREA)
  • Saccharide Compounds (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
NL8602769A 1986-11-03 1986-11-03 Werkwijze voor het concentreren van een ureumoplossing en inrichting voor het uitvoeren van de werkwijze. NL8602769A (nl)

Priority Applications (31)

Application Number Priority Date Filing Date Title
NL8602769A NL8602769A (nl) 1986-11-03 1986-11-03 Werkwijze voor het concentreren van een ureumoplossing en inrichting voor het uitvoeren van de werkwijze.
US07/006,185 US4866207A (en) 1986-11-03 1987-01-23 Process for concentrating an urea solution by evaporation
IN761/MAS/87A IN170336B (no) 1986-11-03 1987-10-21
MX009005A MX168831B (es) 1986-11-03 1987-10-28 Procedimiento para concentrar una solucion de urea e instalacion para realizar el procedimiento
BR8705824A BR8705824A (pt) 1986-11-03 1987-10-30 Processo e instalacao para concentracao de uma solucao de ureia e solucao de ureia obtida pelos mesmos
CA000550625A CA1333912C (en) 1986-11-03 1987-10-30 Process for concentrating a urea solution and installation for carrying out the process
NZ222369A NZ222369A (en) 1986-11-03 1987-10-30 Process for concentrating a urea solution and installation for carrying out the process
EG625/87D EG18504A (en) 1986-11-03 1987-11-01 Process for concentrating urea
JP62275873A JPS63126858A (ja) 1986-11-03 1987-11-02 尿素溶液を濃縮する方法および装置
DD87308579A DD262806A5 (de) 1986-11-03 1987-11-02 Verfahren zur konzentrierung einer harnstoffloesung und vorrichtung zur durchfuehrung des verfahrens
ZA878213A ZA878213B (en) 1986-11-03 1987-11-02 Process for concentrating a urea solution and installation for carrying out the process
EP87202109A EP0266839A1 (en) 1986-11-03 1987-11-02 Process for concentrating a urea solution and installation for carrying out the process
SU874203645A SU1736335A3 (ru) 1986-11-03 1987-11-02 Способ концентрировани раствора мочевины и устройство дл его осуществлени
IL84340A IL84340A0 (en) 1986-11-03 1987-11-02 Process and installation for concentrating a urea solution
TR87/0748A TR24027A (tr) 1986-11-03 1987-11-02 Uere coezeltisinin konsantrasyonu islemi ve islem tesisati
AR87309184A AR245383A1 (es) 1986-11-03 1987-11-02 Procedimiento para concentrar una solucion de urea y aparato para realizar el procedimiento.
HU874917A HUT44949A (en) 1986-11-03 1987-11-02 Apparatus for concentrating urea solution
CN87107625A CN1022321C (zh) 1986-11-03 1987-11-02 浓缩尿素溶液的方法及其装置
MA21340A MA21099A1 (fr) 1986-11-03 1987-11-02 Procede de concentration d'une solution d'uree et installation pour la mise en oeuvre de ce procede .
AU80582/87A AU604069B2 (en) 1986-11-03 1987-11-02 Process for concentrating a urea solution and installation for carrying out the process
NO874558A NO874558L (no) 1986-11-03 1987-11-02 Fremgangsmaate ved konsentrering av en ureaopploesning, samt anordning for utfoerelse av fremgangsmaaten.
BG081639A BG60206B2 (bg) 1986-11-03 1987-11-02 Метод и инсталация за концентриране на карбамиден разтвор
FI874808A FI874808A (fi) 1986-11-03 1987-11-02 Process foer koncentrering av en karbamidloesning och apparatur foer genomfoerande av processen.
PL26857287A PL268572A1 (en) 1986-11-03 1987-11-03 The method of urea concentration and the device for its application
KR870012304A KR880006176A (ko) 1986-11-03 1987-11-03 요소용액의 농축방법 및 그 장치
OA59218A OA08770A (en) 1986-11-03 1987-11-03 Process for concentrating a urea solution and installation for carrying out the process.
ZW199/87A ZW19987A1 (en) 1986-11-03 1987-11-03 Process for concentrating a urea solution and installation for carrying out the process
PT86068A PT86068A (pt) 1986-11-03 1987-11-03 Processo e instalacao para a concentracao de uma solucao de ureia
TNTNSN87125A TNSN87125A1 (fr) 1986-11-03 1987-11-03 Procede de concentration d'une solution d'uree et installation pour la mise en oeuvre de ce procede
LV930298A LV5230A3 (lv) 1986-11-03 1993-05-06 Urinvielas skiduma koncentresanas panemiens un iekarta ta realizesanai
LTRP723A LT2204B (lt) 1986-11-03 1993-06-30 Karbamido tirpalo koncentravimo budas ir jo realizavimo irenginys

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8602769A NL8602769A (nl) 1986-11-03 1986-11-03 Werkwijze voor het concentreren van een ureumoplossing en inrichting voor het uitvoeren van de werkwijze.
NL8602769 1986-11-03

Publications (1)

Publication Number Publication Date
NL8602769A true NL8602769A (nl) 1988-06-01

Family

ID=19848768

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8602769A NL8602769A (nl) 1986-11-03 1986-11-03 Werkwijze voor het concentreren van een ureumoplossing en inrichting voor het uitvoeren van de werkwijze.

Country Status (29)

Country Link
US (1) US4866207A (no)
EP (1) EP0266839A1 (no)
JP (1) JPS63126858A (no)
KR (1) KR880006176A (no)
CN (1) CN1022321C (no)
AR (1) AR245383A1 (no)
AU (1) AU604069B2 (no)
BG (1) BG60206B2 (no)
BR (1) BR8705824A (no)
CA (1) CA1333912C (no)
DD (1) DD262806A5 (no)
EG (1) EG18504A (no)
FI (1) FI874808A (no)
HU (1) HUT44949A (no)
IL (1) IL84340A0 (no)
IN (1) IN170336B (no)
MA (1) MA21099A1 (no)
MX (1) MX168831B (no)
NL (1) NL8602769A (no)
NO (1) NO874558L (no)
NZ (1) NZ222369A (no)
OA (1) OA08770A (no)
PL (1) PL268572A1 (no)
PT (1) PT86068A (no)
SU (1) SU1736335A3 (no)
TN (1) TNSN87125A1 (no)
TR (1) TR24027A (no)
ZA (1) ZA878213B (no)
ZW (1) ZW19987A1 (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH679485A5 (no) * 1989-12-29 1992-02-28 Ammonia Casale Sa
DE4034074A1 (de) * 1990-10-26 1992-04-30 Huels Chemische Werke Ag Verfahren zur herstellung von alkylglycosiden und alkyloligoglycosiden
DE19961040A1 (de) 1999-12-16 2001-06-21 Basf Ag Thermoplastische Formmassen mit verbessertem Verarbeitungsverhalten auf Basis von Polyarylenethersulfonen und Polyamiden
EP2153880A1 (en) * 2008-07-31 2010-02-17 Urea Casale S.A. Process and plant for the production of a urea solution for use in SCR process for reduction of Nox
BR112014026866B1 (pt) 2012-05-03 2020-09-24 Stamicarbon B.V. Processo e aparelho para a produção de ureia a partir de amônia e dióxido de carbono
CN109070043B (zh) 2016-05-03 2019-12-06 斯塔米卡邦有限公司 在控制缩二脲的情况下的尿素生产

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE908028C (de) * 1948-11-03 1954-04-01 Hoechst Ag Verfahren und Saeule fuer Stoffumsatz und Waermeaustauscher
US2944966A (en) * 1954-02-19 1960-07-12 Allen G Eickmeyer Method for separation of fluid mixtures
FR1111540A (fr) * 1954-07-19 1956-03-01 échangeur thermique permettant l'utilisation pratique de l'énergie de dilution des solutions concentrées
FR1255949A (fr) * 1959-11-12 1961-03-17 Procédé et dispositifs de distillation par évaporation moléculaire à multiple effet
US3137725A (en) * 1960-02-11 1964-06-16 Chemical Construction Corp Heat recovery in urea synthesis process
US2998060A (en) * 1960-08-03 1961-08-29 Albert W Eckstrom High temperature method and evaporator for concentrating solutions
SU144842A1 (ru) * 1960-10-25 1961-11-30 Б.Г. Мельников Способ удалени аммиака и углекислого газа из продуктов синтеза мочевины
NL6414630A (no) * 1964-12-16 1966-06-17
US4341640A (en) * 1976-09-27 1982-07-27 Standard Oil Company Urea hydrolysis
US4231951A (en) * 1978-02-08 1980-11-04 Minnesota Mining And Manufacturing Company Complex salt photoinitiator
JPS5573651A (en) * 1978-11-30 1980-06-03 Toyo Eng Corp Preparation of urea
JPS5826909B2 (ja) * 1979-09-14 1983-06-06 東洋エンジニアリング株式会社 尿素水溶液の濃縮方法
JPS5750954A (en) * 1980-09-12 1982-03-25 Mitsui Toatsu Chem Inc Synthesis of urea
IT1163795B (it) * 1983-07-18 1987-04-08 Montedison Spa Apparecchio per lo strippaggio dell'ammoniaca dalle soluzioni provenienti dalla sintesi dell'urea
NL8303888A (nl) * 1983-11-13 1985-06-03 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
EP0180704B1 (fr) * 1984-05-19 1988-10-12 Ammonia Casale S.A. Procédé perfectionné pour la production de l'urée
JPH06110547A (ja) * 1992-09-29 1994-04-22 Toshiba Corp シーケンス実績データ収集装置

Also Published As

Publication number Publication date
EG18504A (en) 1993-04-30
US4866207A (en) 1989-09-12
MA21099A1 (fr) 1988-07-01
IL84340A0 (en) 1988-04-29
NZ222369A (en) 1990-06-26
AU604069B2 (en) 1990-12-06
CN1022321C (zh) 1993-10-06
CN87107625A (zh) 1988-05-11
MX168831B (es) 1993-06-10
CA1333912C (en) 1995-01-10
ZA878213B (en) 1988-04-28
SU1736335A3 (ru) 1992-05-23
NO874558D0 (no) 1987-11-02
IN170336B (no) 1992-03-14
EP0266839A1 (en) 1988-05-11
FI874808A (fi) 1988-05-04
TR24027A (tr) 1991-02-04
ZW19987A1 (en) 1988-02-03
JPS63126858A (ja) 1988-05-30
BG60206B2 (bg) 1993-12-30
NO874558L (no) 1988-05-04
PT86068A (pt) 1988-12-15
AU8058287A (en) 1988-05-05
DD262806A5 (de) 1988-12-14
BR8705824A (pt) 1988-06-28
OA08770A (en) 1989-03-31
KR880006176A (ko) 1988-07-21
PL268572A1 (en) 1988-09-01
AR245383A1 (es) 1994-01-31
FI874808A0 (fi) 1987-11-02
HUT44949A (en) 1988-05-30
TNSN87125A1 (fr) 1990-01-01

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
BV The patent application has lapsed