BE485003A - Procédé et appareil pour la production de l'urée à partir d'ammoniac et d'anhydride carbonique en passant par le carbamate d'ammonium liquide - Google Patents
Procédé et appareil pour la production de l'urée à partir d'ammoniac et d'anhydride carbonique en passant par le carbamate d'ammonium liquideInfo
- Publication number
- BE485003A BE485003A BE485003A BE485003A BE485003A BE 485003 A BE485003 A BE 485003A BE 485003 A BE485003 A BE 485003A BE 485003 A BE485003 A BE 485003A BE 485003 A BE485003 A BE 485003A
- Authority
- BE
- Belgium
- Prior art keywords
- ammonia
- carbon dioxide
- urea
- coils
- ammonium carbamate
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/12—Carbamic acid or thiocarbamic acid; Salts thereof
-
- 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)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL133649A NL67175C (US07860544-20101228-C00003.png) | 1947-07-24 | 1947-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE485003A true BE485003A (fr) | 1948-10-15 |
Family
ID=1820242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE485003A BE485003A (fr) | 1947-07-24 | 1948-09-24 | Procédé et appareil pour la production de l'urée à partir d'ammoniac et d'anhydride carbonique en passant par le carbamate d'ammonium liquide |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE485003A (US07860544-20101228-C00003.png) |
| FR (1) | FR973011A (US07860544-20101228-C00003.png) |
| NL (1) | NL67175C (US07860544-20101228-C00003.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL228400A (US07860544-20101228-C00003.png) * | 1957-07-25 | 1900-01-01 | ||
| NL108593C (US07860544-20101228-C00003.png) * | 1958-05-07 |
-
1947
- 1947-07-24 NL NL133649A patent/NL67175C/nl active
-
1948
- 1948-09-24 BE BE485003A patent/BE485003A/fr unknown
- 1948-10-05 FR FR973011D patent/FR973011A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR973011A (fr) | 1951-02-06 |
| NL67175C (US07860544-20101228-C00003.png) | 1950-08-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2012114767A (ru) | Способ удаления диоксида углерода из технологического газа | |
| BE485003A (fr) | Procédé et appareil pour la production de l'urée à partir d'ammoniac et d'anhydride carbonique en passant par le carbamate d'ammonium liquide | |
| AU9504601A (en) | Process for producing and cooling titanium dioxide | |
| DK1492617T3 (da) | Reaktionsapparat med varmeveksler | |
| GB429522A (en) | Improvements in or relating to purifying gases by treatment with copper ammonia solutions | |
| JPS5827201B2 (ja) | セツシヨクテキキユウネツハンノウオオコナウソウチ | |
| US2534000A (en) | Process for producing hydrocyanic acid | |
| JPS5896824A (ja) | 連続焼鈍設備における冷却ロ−ルによるストリツプの冷却方法 | |
| JPH0699754B2 (ja) | 金属管の熱処理方法 | |
| TWI546429B (zh) | 長晶爐及其冷卻管 | |
| KR101879770B1 (ko) | 소둔 공정용 열처리 장치 | |
| JPS62280327A (ja) | 二重金属管等の残留応力改善方法 | |
| CN212776205U (zh) | 一种保温输液管 | |
| CH97052A (fr) | Procédé de synthèse de l'ammoniaque sous hyperpression à partir de ses éléments, et appareil pour sa mise en oeuvre. | |
| GB467853A (en) | Process for the destructive hydrogenation of carbonaceous materials | |
| BE349451A (US07860544-20101228-C00003.png) | ||
| JP2005254276A (ja) | ステンレス鋼部分を含む製品の加熱ろう付け方法 | |
| CN202671603U (zh) | 金属管冷却装置 | |
| BE600883A (US07860544-20101228-C00003.png) | ||
| TH2101001416A (th) | อุปกรณ์กำเนิดแก๊สมีเทนและวิธีการกำเนิดแก๊สมีเทน | |
| CN106251982A (zh) | 一种线缆退火的冷却装置 | |
| JPS6152983A (ja) | 鉄鋼材と銅材の溶接方法 | |
| BE382887A (US07860544-20101228-C00003.png) | ||
| FR2487498A1 (fr) | Procede de limitation du flux de chaleur dans les tubes a double paroi | |
| BE491507A (US07860544-20101228-C00003.png) |
