BR7606033A - Processo para separacao e recuperacao de materiais nao regidos em sintese de ureia - Google Patents
Processo para separacao e recuperacao de materiais nao regidos em sintese de ureiaInfo
- Publication number
- BR7606033A BR7606033A BR7606033A BR7606033A BR7606033A BR 7606033 A BR7606033 A BR 7606033A BR 7606033 A BR7606033 A BR 7606033A BR 7606033 A BR7606033 A BR 7606033A BR 7606033 A BR7606033 A BR 7606033A
- Authority
- BR
- Brazil
- Prior art keywords
- undirected
- recovery
- separation
- materials
- urea synthesis
- Prior art date
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
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50113709A JPS585190B2 (ja) | 1975-09-22 | 1975-09-22 | 尿素合成における未反応物の分離回収方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7606033A true BR7606033A (pt) | 1977-08-23 |
Family
ID=14619163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7606033A BR7606033A (pt) | 1975-09-22 | 1976-09-13 | Processo para separacao e recuperacao de materiais nao regidos em sintese de ureia |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4081469A (pt) |
| JP (1) | JPS585190B2 (pt) |
| BR (1) | BR7606033A (pt) |
| CA (1) | CA1059145A (pt) |
| DE (1) | DE2642429A1 (pt) |
| FR (1) | FR2324622A1 (pt) |
| GB (1) | GB1501038A (pt) |
| IT (1) | IT1070815B (pt) |
| NL (1) | NL7610490A (pt) |
| NO (1) | NO150556C (pt) |
| PH (1) | PH13079A (pt) |
| PT (1) | PT65594B (pt) |
| SU (1) | SU971093A3 (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5573651A (en) * | 1978-11-30 | 1980-06-03 | Toyo Eng Corp | Preparation of urea |
| JPS5746954A (en) * | 1980-09-05 | 1982-03-17 | Mitsui Toatsu Chem Inc | Synthesis of urea |
| JPS5750954A (en) * | 1980-09-12 | 1982-03-25 | Mitsui Toatsu Chem Inc | Synthesis of urea |
| JPS5867661A (ja) * | 1981-10-16 | 1983-04-22 | Mitsui Toatsu Chem Inc | 尿素合成法 |
| JPH0241751Y2 (pt) * | 1984-11-16 | 1990-11-07 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2848493A (en) * | 1955-06-27 | 1958-08-19 | Allied Chem | Process for synthesis of urea |
| US3049563A (en) * | 1957-04-05 | 1962-08-14 | Sxpaf | |
| US3573173A (en) * | 1968-07-24 | 1971-03-30 | Mitsui Toatsu Chemicals | Process for recovering excess ammonia in urea synthesis by direct contact condensation with liquid ammonia |
| US3876696A (en) * | 1968-09-03 | 1975-04-08 | Snam Progetti | Process for the production of urea having a low carbamate content |
| US3984469A (en) * | 1969-10-16 | 1976-10-05 | Snam Progetti S.P.A. | Process for the production of urea |
| BE790015A (fr) * | 1971-10-19 | 1973-04-12 | Mavrovic Ivo | Synthese de l'uree avec conversion et recuperation de chaleur ameliorees |
| JPS5535378B2 (pt) * | 1973-02-14 | 1980-09-12 |
-
1975
- 1975-09-22 JP JP50113709A patent/JPS585190B2/ja not_active Expired
-
1976
- 1976-08-30 US US05/718,562 patent/US4081469A/en not_active Expired - Lifetime
- 1976-09-13 BR BR7606033A patent/BR7606033A/pt unknown
- 1976-09-15 PT PT65594A patent/PT65594B/pt unknown
- 1976-09-20 GB GB38714/76A patent/GB1501038A/en not_active Expired
- 1976-09-20 PH PH18923A patent/PH13079A/en unknown
- 1976-09-21 NO NO763240A patent/NO150556C/no unknown
- 1976-09-21 NL NL7610490A patent/NL7610490A/xx not_active Application Discontinuation
- 1976-09-21 FR FR7628308A patent/FR2324622A1/fr active Granted
- 1976-09-21 DE DE19762642429 patent/DE2642429A1/de not_active Withdrawn
- 1976-09-21 CA CA261,741A patent/CA1059145A/en not_active Expired
- 1976-09-22 SU SU762402956A patent/SU971093A3/ru active
- 1976-09-22 IT IT27497/76A patent/IT1070815B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB1501038A (en) | 1978-02-15 |
| NL7610490A (nl) | 1977-03-24 |
| NO150556B (no) | 1984-07-30 |
| PT65594B (en) | 1978-03-28 |
| FR2324622B3 (pt) | 1979-06-01 |
| SU971093A3 (ru) | 1982-10-30 |
| PT65594A (en) | 1976-10-01 |
| DE2642429A1 (de) | 1977-03-31 |
| CA1059145A (en) | 1979-07-24 |
| JPS585190B2 (ja) | 1983-01-29 |
| JPS5239626A (en) | 1977-03-28 |
| FR2324622A1 (fr) | 1977-04-15 |
| NO763240L (no) | 1977-03-23 |
| IT1070815B (it) | 1985-04-02 |
| US4081469A (en) | 1978-03-28 |
| NO150556C (no) | 1984-11-07 |
| PH13079A (en) | 1979-11-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR7708690A (pt) | Processo para produzir capsulas polimericas diminutas;e capsulas polimericas diminutas | |
| BR7607917A (pt) | Processo para a encapsulacao de material em particulas finamente divivido | |
| BR7607664A (pt) | Processo para aglomeracao de minerios e aglomerados obtidos | |
| BR7507269A (pt) | Processo e aparelho para recuperacao de fibras de material fibroso | |
| BR7505955A (pt) | Aparelho e processo para desagregracao de solidos em particulas | |
| BR8306266A (pt) | Processo e aparelho para fabricar explosivos em forma de emulsao | |
| BR7602235A (pt) | Processo e aparelho para transportar linearmente veiculos providos de rodas | |
| BR7602503A (pt) | Artigo termoplastico e processo para fazer o mesmo | |
| BR7605311A (pt) | Processo para concentracao previa de minerais niqueliferos oxidados de origem lateritica | |
| BR7500977A (pt) | Aperfeicoamento em processo para o tratamento de purgador contendo sulfato procedente de processo de recuperacao de so2 e aperfeicoamento em processo para recuperar so2 | |
| BR7502138A (pt) | Aperfeicoamento em processo para recuperacao de produtos organicos de xisto oleifero | |
| BR7701865A (pt) | Processo para produzir tereftalato de polialquileno | |
| BR7700680A (pt) | Aparelho e processo para purificacao e desgaseificacao de material em particulas contaminado | |
| BR7707276A (pt) | Aperfeicoamento em processo para preparacao de compostos organo-estanho | |
| BR7603916A (pt) | Aperfeicoamento,em material estrutural unitario,e em processo para a producao de material estrutural unitario | |
| BR7404261D0 (pt) | Aperfeicoamentos em processo e dispositivo para fundir sucatas e materiais similares | |
| BR8105860A (pt) | Processo para analisar pedacos de minerio por meio de radiacoes gama e aparelho para o processo | |
| BR7606033A (pt) | Processo para separacao e recuperacao de materiais nao regidos em sintese de ureia | |
| BR7502525A (pt) | Processo para separar e recuperar acrilonitrila nao reagida e comonomeros | |
| BR7504402A (pt) | Processo de agrupar documentos distintamente numerados em agrupamentos separados,e aparelho para executar o processo de agrupar documentos | |
| BR8006941A (pt) | Processo para recuperacao de hidrocarbonetos e outros valores deareias alcatroadas | |
| BR7604719A (pt) | Processo para clarificacao de mistura de bagaco com mosto,e filtro para separar o mosto do bagaco,para execucao do processo | |
| BR7601825A (pt) | Processo para transportar solidos triturados | |
| BR7708711A (pt) | Processo para preparacao e recuperacao de compostos | |
| BR7604306A (pt) | Processo para produzir produtos celulosicos recuperados |