IT1174366B - Decompositore di carbammato per produzione industriale di urea - Google Patents

Decompositore di carbammato per produzione industriale di urea

Info

Publication number
IT1174366B
IT1174366B IT26010/78A IT2601078A IT1174366B IT 1174366 B IT1174366 B IT 1174366B IT 26010/78 A IT26010/78 A IT 26010/78A IT 2601078 A IT2601078 A IT 2601078A IT 1174366 B IT1174366 B IT 1174366B
Authority
IT
Italy
Prior art keywords
decompositor
carbamate
urea
industrial production
industrial
Prior art date
Application number
IT26010/78A
Other languages
English (en)
Other versions
IT7826010A0 (it
Inventor
Primo Pastormerlo
Original Assignee
Ortu Francesco
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 Ortu Francesco filed Critical Ortu Francesco
Publication of IT7826010A0 publication Critical patent/IT7826010A0/it
Priority to IT26010/78A priority Critical patent/IT1174366B/it
Priority to IN612/CAL/79A priority patent/IN151776B/en
Priority to US06/056,551 priority patent/US4269997A/en
Priority to FR7917991A priority patent/FR2434145A1/fr
Priority to GB7924454A priority patent/GB2028311B/en
Priority to CA332,195A priority patent/CA1127663A/en
Priority to JP54092702A priority patent/JPS60339B2/ja
Priority to SU792789506A priority patent/SU1085506A3/ru
Priority to AT0507479A priority patent/AT375916B/de
Priority to ES482756A priority patent/ES482756A1/es
Priority to NL7905726A priority patent/NL7905726A/nl
Priority to DE19792929998 priority patent/DE2929998A1/de
Priority to MX178606A priority patent/MX151584A/es
Priority to US06/210,384 priority patent/US4308234A/en
Priority to GB08206854A priority patent/GB2109257B/en
Application granted granted Critical
Publication of IT1174366B publication Critical patent/IT1174366B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
    • F02F1/4264—Shape or arrangement of intake or exhaust channels in cylinder heads of exhaust channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • B01J10/005—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor carried out at high temperatures in the presence of a molten material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/04—Pressure vessels, e.g. autoclaves
    • B01J3/044—Pressure vessels, e.g. autoclaves in the form of a loop
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT26010/78A 1978-07-24 1978-07-24 Decompositore di carbammato per produzione industriale di urea IT1174366B (it)

Priority Applications (15)

Application Number Priority Date Filing Date Title
IT26010/78A IT1174366B (it) 1978-07-24 1978-07-24 Decompositore di carbammato per produzione industriale di urea
IN612/CAL/79A IN151776B (it) 1978-07-24 1979-06-13
US06/056,551 US4269997A (en) 1978-07-24 1979-07-11 Treatment of urea solutions
FR7917991A FR2434145A1 (fr) 1978-07-24 1979-07-11 Procede et dispositif pour traiter des solutions d'uree
GB7924454A GB2028311B (en) 1978-07-24 1979-07-13 Treatment of urea solution
CA332,195A CA1127663A (en) 1978-07-24 1979-07-19 Treatment of urea solutions
JP54092702A JPS60339B2 (ja) 1978-07-24 1979-07-23 尿素溶液を処理する方法及び装置
SU792789506A SU1085506A3 (ru) 1978-07-24 1979-07-23 Способ переработки продуктов синтеза мочевины и устройство дл его осуществлени
AT0507479A AT375916B (de) 1978-07-24 1979-07-23 Verfahren zur behandlung von harnstoffloesungen
ES482756A ES482756A1 (es) 1978-07-24 1979-07-23 Un procedimiento con su dispositivo de realizacion para el tratamiento de soluciones de urea procedentes de reactores de sintesis
NL7905726A NL7905726A (nl) 1978-07-24 1979-07-24 Werkwijze voor de behandeling van ureumoplossingen.
DE19792929998 DE2929998A1 (de) 1978-07-24 1979-07-24 Verfahren zur behandlung von harnstoffloesungen
MX178606A MX151584A (es) 1978-07-24 1979-07-24 Procedimiento y aparato para el tratamiento de soluciones de urea provenientes de reactores de sintesis
US06/210,384 US4308234A (en) 1978-07-24 1980-11-26 Treatment of urea solutions
GB08206854A GB2109257B (en) 1978-07-24 1982-03-09 Apparatus of treatment of urea solutions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26010/78A IT1174366B (it) 1978-07-24 1978-07-24 Decompositore di carbammato per produzione industriale di urea

Publications (2)

Publication Number Publication Date
IT7826010A0 IT7826010A0 (it) 1978-07-24
IT1174366B true IT1174366B (it) 1987-07-01

Family

ID=11218402

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26010/78A IT1174366B (it) 1978-07-24 1978-07-24 Decompositore di carbammato per produzione industriale di urea

Country Status (13)

Country Link
US (2) US4269997A (it)
JP (1) JPS60339B2 (it)
AT (1) AT375916B (it)
CA (1) CA1127663A (it)
DE (1) DE2929998A1 (it)
ES (1) ES482756A1 (it)
FR (1) FR2434145A1 (it)
GB (2) GB2028311B (it)
IN (1) IN151776B (it)
IT (1) IT1174366B (it)
MX (1) MX151584A (it)
NL (1) NL7905726A (it)
SU (1) SU1085506A3 (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5746954A (en) * 1980-09-05 1982-03-17 Mitsui Toatsu Chem Inc Synthesis of urea
NL8102391A (nl) * 1981-05-15 1982-12-01 Unie Van Kunstmestfab Bv Werkwijze voor het winnen van waardevolle bestanddelen uit de afvalstromen verkregen bij de ureumbereiding.
IT1211125B (it) * 1981-10-16 1989-09-29 Ortu Francesco Composti azotati. processo per la preparazione di
DE3364579D1 (en) * 1982-06-03 1986-08-28 Montedison Spa Method for avoiding the corrosion of strippers in urea manufacturing plants
US4597946A (en) * 1985-04-30 1986-07-01 Uop Inc. Vertical tube reactor with serial downward flow through a plurality of sets of particulate containing tubes
US4788108A (en) * 1987-06-15 1988-11-29 Ppg Industries, Inc. Ultraviolet light curable compositions based on iminated unsaturated polyesters for application to porous substrates
CH679485A5 (it) * 1989-12-29 1992-02-28 Ammonia Casale Sa
CA2141886E (en) * 1994-05-11 1999-10-12 Federico Zardi Reactor for two-phase reactions, in particular for urea synthesis at high pressure and temperature
IL115063A0 (en) * 1994-09-09 1995-12-08 Urea Casale Sa Method for in-situ modernization of a urea synthesis reactor
CA2168993C (en) * 1995-10-27 2007-01-02 Giorgio Pagani Hydrolysis reactor for removal of urea, ammonia and carbon dioxide from a liquid phase comprising urea in aqueous solution
EP0891968B1 (en) * 1997-06-26 2003-06-04 Urea Casale S.A. Process for reducing the residual free ammonia emissions from an urea production plant
EP3219703A1 (en) * 2016-03-17 2017-09-20 Casale SA Combined apparatus for the synthesis of urea

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2345424A (en) * 1942-04-28 1944-03-28 Alfred G Pfeifer Combination gauge
DE1042570B (de) * 1953-10-23 1958-11-06 Toyo Koatsu Ind Inc Verfahren zur Wiedergewinnung und Wiederverwendung von nicht umgesetztem Ammoniak und Kohlendioxyd bei der mit ueber-schuessigem Ammoniak ausgefuehrten Harnstoffsynthese
NL101446C (it) * 1960-04-08
IL23001A (en) * 1964-02-17 1968-09-26 Allied Chem Method for decomposing ammonium carbamates
NL145541B (nl) * 1964-02-17 1975-04-15 Allied Chem Werkwijze voor het ontleden van ammoniumcarbamaat.
US3984469A (en) * 1969-10-16 1976-10-05 Snam Progetti S.P.A. Process for the production of urea
US3779711A (en) * 1971-07-19 1973-12-18 V Gryaznov Catalytic reactor designed for carrying out conjugate chemical reactions
NL172539C (nl) * 1972-06-12 1983-09-16 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
NL172058C (nl) * 1972-06-12 1983-07-01 Unie Van Kunstmestfab Bv Werkwijze voor de bereiding van ureum.
US4036878A (en) * 1972-06-12 1977-07-19 Unie Van Kunstmestfabrieken, B.V. Process for preparing urea
NL7404514A (it) * 1973-04-09 1974-10-11
JPS514971A (ja) * 1974-06-10 1976-01-16 Hitachi Ltd Handotaisochihifukuyogarasu
FR2359083A1 (fr) * 1976-07-23 1978-02-17 Saint Gobain Perfectionnement a la fabrication de verre plat
US4097544A (en) * 1977-04-25 1978-06-27 Standard Oil Company System for steam-cracking hydrocarbons and transfer-line exchanger therefor
SE446978B (sv) * 1977-05-05 1986-10-20 Montedison Spa Isobariskt dubbelatercirkulationsforfarande for syntetisering av urea under bildning av ammoniumkarbamat som mellanprodukt
US4230669A (en) * 1978-07-17 1980-10-28 Pullman Incorporated Radial ammonia converter

Also Published As

Publication number Publication date
AT375916B (de) 1984-09-25
GB2028311A (en) 1980-03-05
SU1085506A3 (ru) 1984-04-07
JPS5522674A (en) 1980-02-18
US4269997A (en) 1981-05-26
IT7826010A0 (it) 1978-07-24
MX151584A (es) 1984-12-21
FR2434145B1 (it) 1984-11-30
JPS60339B2 (ja) 1985-01-07
ATA507479A (de) 1984-02-15
NL7905726A (nl) 1980-01-28
CA1127663A (en) 1982-07-13
FR2434145A1 (fr) 1980-03-21
US4308234A (en) 1981-12-29
IN151776B (it) 1983-07-30
ES482756A1 (es) 1980-04-16
GB2109257A (en) 1983-06-02
GB2028311B (en) 1983-02-09
DE2929998A1 (de) 1980-02-07
GB2109257B (en) 1983-09-28

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