IT1174366B - Decompositore di carbammato per produzione industriale di urea - Google Patents
Decompositore di carbammato per produzione industriale di ureaInfo
- 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
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)
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 | |
FR7917991A FR2434145A1 (fr) | 1978-07-24 | 1979-07-11 | Procede et dispositif pour traiter des solutions d'uree |
US06/056,551 US4269997A (en) | 1978-07-24 | 1979-07-11 | Treatment of urea solutions |
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 |
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 |
AT0507479A AT375916B (de) | 1978-07-24 | 1979-07-23 | Verfahren zur behandlung von harnstoffloesungen |
SU792789506A SU1085506A3 (ru) | 1978-07-24 | 1979-07-23 | Способ переработки продуктов синтеза мочевины и устройство дл его осуществлени |
JP54092702A JPS60339B2 (ja) | 1978-07-24 | 1979-07-23 | 尿素溶液を処理する方法及び装置 |
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 |
NL7905726A NL7905726A (nl) | 1978-07-24 | 1979-07-24 | Werkwijze voor de behandeling van ureumoplossingen. |
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 (9)
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 | |
DE69722606T2 (de) * | 1997-06-26 | 2004-04-29 | Urea Casale S.A. | Verfahren zur Verminderung der Emissionen von freiem Restammoniak aus einer Ureumproduktionsanlage |
EP3219703A1 (en) * | 2016-03-17 | 2017-09-20 | Casale SA | Combined apparatus for the synthesis of urea |
Family Cites Families (16)
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 | |||
NL145541B (nl) * | 1964-02-17 | 1975-04-15 | Allied Chem | Werkwijze voor het ontleden van ammoniumcarbamaat. |
IL23001A (en) * | 1964-02-17 | 1968-09-26 | Allied Chem | Method for decomposing ammonium carbamates |
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 |
NL172058C (nl) * | 1972-06-12 | 1983-07-01 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
NL172539C (nl) * | 1972-06-12 | 1983-09-16 | 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 |
JPS5040529A (it) * | 1973-04-09 | 1975-04-14 | ||
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 |
-
1978
- 1978-07-24 IT IT26010/78A patent/IT1174366B/it active
-
1979
- 1979-06-13 IN IN612/CAL/79A patent/IN151776B/en unknown
- 1979-07-11 FR FR7917991A patent/FR2434145A1/fr active Granted
- 1979-07-11 US US06/056,551 patent/US4269997A/en not_active Expired - Lifetime
- 1979-07-13 GB GB7924454A patent/GB2028311B/en not_active Expired
- 1979-07-19 CA CA332,195A patent/CA1127663A/en not_active Expired
- 1979-07-23 SU SU792789506A patent/SU1085506A3/ru active
- 1979-07-23 AT AT0507479A patent/AT375916B/de not_active IP Right Cessation
- 1979-07-23 JP JP54092702A patent/JPS60339B2/ja not_active Expired
- 1979-07-23 ES ES482756A patent/ES482756A1/es not_active Expired
- 1979-07-24 DE DE19792929998 patent/DE2929998A1/de not_active Ceased
- 1979-07-24 NL NL7905726A patent/NL7905726A/nl not_active Application Discontinuation
- 1979-07-24 MX MX178606A patent/MX151584A/es unknown
-
1980
- 1980-11-26 US US06/210,384 patent/US4308234A/en not_active Expired - Lifetime
-
1982
- 1982-03-09 GB GB08206854A patent/GB2109257B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1127663A (en) | 1982-07-13 |
FR2434145A1 (fr) | 1980-03-21 |
IT7826010A0 (it) | 1978-07-24 |
JPS60339B2 (ja) | 1985-01-07 |
DE2929998A1 (de) | 1980-02-07 |
IN151776B (it) | 1983-07-30 |
SU1085506A3 (ru) | 1984-04-07 |
GB2109257A (en) | 1983-06-02 |
GB2109257B (en) | 1983-09-28 |
US4308234A (en) | 1981-12-29 |
ES482756A1 (es) | 1980-04-16 |
GB2028311A (en) | 1980-03-05 |
AT375916B (de) | 1984-09-25 |
US4269997A (en) | 1981-05-26 |
GB2028311B (en) | 1983-02-09 |
MX151584A (es) | 1984-12-21 |
FR2434145B1 (it) | 1984-11-30 |
NL7905726A (nl) | 1980-01-28 |
JPS5522674A (en) | 1980-02-18 |
ATA507479A (de) | 1984-02-15 |
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