BG61182B1 - Метод за предотвратяване на азотирането на стоманата при производството на ненаситени нитрили - Google Patents
Метод за предотвратяване на азотирането на стоманата при производството на ненаситени нитрили Download PDFInfo
- Publication number
- BG61182B1 BG61182B1 BG98151A BG9815193A BG61182B1 BG 61182 B1 BG61182 B1 BG 61182B1 BG 98151 A BG98151 A BG 98151A BG 9815193 A BG9815193 A BG 9815193A BG 61182 B1 BG61182 B1 BG 61182B1
- Authority
- BG
- Bulgaria
- Prior art keywords
- temperature
- ammonia
- tube
- pipe
- fluidized bed
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/24—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/1818—Feeding of the fluidising gas
- B01J8/1827—Feeding of the fluidising gas the fluidising gas being a reactant
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/24—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons
- C07C253/26—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons containing carbon-to-carbon multiple bonds, e.g. unsaturated aldehydes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/06—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and unsaturated carbon skeleton
- C07C255/07—Mononitriles
- C07C255/08—Acrylonitrile; Methacrylonitrile
-
- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/960,653 US5256810A (en) | 1992-10-14 | 1992-10-14 | Method for eliminating nitriding during acrylonitrile production |
Publications (2)
Publication Number | Publication Date |
---|---|
BG98151A BG98151A (bg) | 1994-07-29 |
BG61182B1 true BG61182B1 (bg) | 1997-02-28 |
Family
ID=25503442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BG98151A BG61182B1 (bg) | 1992-10-14 | 1993-10-12 | Метод за предотвратяване на азотирането на стоманата при производството на ненаситени нитрили |
Country Status (13)
Country | Link |
---|---|
US (1) | US5256810A (de) |
EP (1) | EP0599460B1 (de) |
JP (1) | JP3471864B2 (de) |
KR (1) | KR100281028B1 (de) |
CN (1) | CN1033508C (de) |
AT (1) | ATE149093T1 (de) |
BG (1) | BG61182B1 (de) |
BR (1) | BR9304228A (de) |
ES (1) | ES2097991T3 (de) |
RO (1) | RO113145B1 (de) |
RU (1) | RU2108323C1 (de) |
TR (1) | TR28826A (de) |
ZA (1) | ZA937089B (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BG64438B1 (en) * | 1999-07-13 | 2005-02-28 | Standard Oil Co | Sparger for oxygen injection in a fluid bed reactor |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0130715B1 (ko) * | 1995-02-01 | 1998-04-08 | 유미꾸라 레이이찌 | 유동상 반응기 및 이를 사용한 반응 방법 |
KR0169027B1 (ko) * | 1995-04-07 | 1999-03-20 | 유미꾸라 레이이찌 | 알파,베타-불포화 니트릴의 제조 방법 |
US5965765A (en) * | 1996-01-05 | 1999-10-12 | Asahi Kasei Kogyo Kabushiki Kaisha | Process for producing α,β-unsaturated nitrile |
JP3899150B2 (ja) * | 1996-12-05 | 2007-03-28 | シャープ株式会社 | 絶縁膜の形成方法 |
GB0014580D0 (en) * | 2000-06-14 | 2000-08-09 | Bp Chem Int Ltd | Appatarus and process |
US20040197845A1 (en) * | 2002-08-30 | 2004-10-07 | Arjang Hassibi | Methods and apparatus for pathogen detection, identification and/or quantification |
MXPA05011665A (es) * | 2003-05-09 | 2005-12-15 | Standard Oil Co | Reactor de lecho fluidizado con enfriador de gas. |
WO2006042018A2 (en) * | 2004-10-07 | 2006-04-20 | Watts Regulator Co. | Top mounted faucet assembly with air gap |
US20080193340A1 (en) * | 2007-02-09 | 2008-08-14 | Cocco Raymond A | Fluidized bed sparger |
US9849434B2 (en) * | 2010-09-22 | 2017-12-26 | Grupo Petrotemex, S.A. De C.V. | Methods and apparatus for enhanced gas distribution |
JP5712005B2 (ja) * | 2011-03-10 | 2015-05-07 | 旭化成ケミカルズ株式会社 | アクリロニトリルの製造方法 |
JP5906734B2 (ja) * | 2011-12-28 | 2016-04-20 | 三菱レイヨン株式会社 | 含窒素化合物の製造方法 |
CN104941534B (zh) * | 2014-03-31 | 2018-03-20 | 英尼奥斯欧洲股份公司 | 用于氧化或氨氧化反应器的改进的空气格栅设计 |
CN104941524B (zh) * | 2014-03-31 | 2020-11-03 | 英尼奥斯欧洲股份公司 | 用于氨氧化反应器的进料分布器设计 |
CN104941523B (zh) * | 2014-03-31 | 2019-04-02 | 英尼奥斯欧洲股份公司 | 用于氨氧化反应器的进料分布器设计 |
CN104941535A (zh) * | 2014-03-31 | 2015-09-30 | 英尼奥斯欧洲股份公司 | 用于氧化或氨氧化反应器的改进的空气格栅设计 |
CN104941521A (zh) | 2014-03-31 | 2015-09-30 | 英尼奥斯欧洲股份公司 | 用于氨氧化反应器的进料分布器设计 |
CN104941522B (zh) * | 2014-03-31 | 2018-03-30 | 英尼奥斯欧洲股份公司 | 用于氨氧化反应器的进料分布器设计 |
CN104941536B (zh) | 2014-03-31 | 2020-12-25 | 英尼奥斯欧洲股份公司 | 用于氧化反应器的空气格栅系统和适应其中的挠曲的方法 |
CN104084065B (zh) * | 2014-07-25 | 2017-06-23 | 中石化上海工程有限公司 | 乙烯和氧气混合的方法 |
RU2738110C1 (ru) * | 2017-07-03 | 2020-12-08 | Асахи Касеи Кабусики Кайся | Способ получения ненасыщенного нитрила |
CN109772234B (zh) * | 2017-11-14 | 2024-01-05 | 中国石油化工股份有限公司 | 用于丙烯氨氧化反应器的原料气进料系统 |
CN109772236B (zh) | 2017-11-14 | 2022-08-12 | 中国石油化工股份有限公司 | 一种流体分布器、反应装置及其应用 |
CN109772235B (zh) * | 2017-11-14 | 2023-10-31 | 中国石油化工股份有限公司 | 用于丙烯氨氧化反应器的原料气进料系统 |
JP7094760B2 (ja) * | 2018-04-12 | 2022-07-04 | 旭化成株式会社 | 流動層反応装置及びアクリロニトリルの製造方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT667228A (de) * | 1961-04-18 | |||
GB1119250A (en) * | 1964-10-30 | 1968-07-10 | United Steel Companies Ltd | Containers for beds of fluidised particles and processes carried out in them |
US3501517A (en) * | 1965-03-08 | 1970-03-17 | Chevron Res | Fluid - bed quenching ammoxidation reaction process for nitrile preparation |
US3472892A (en) * | 1967-05-10 | 1969-10-14 | Standard Oil Co | Fluid bed process for synthesis of nitriles by ammoxidation and the recycling of ammonia-rich catalyst from a quench zone to a reaction zone |
US3642930A (en) * | 1968-12-30 | 1972-02-15 | Standard Oil Co Ohio | Process for the manufacture of isoprene from isoamylenes and methyl butanols and catalyst therefor |
GB1265770A (de) * | 1969-07-01 | 1972-03-08 | ||
DE2007528C3 (de) * | 1970-02-19 | 1973-10-25 | Friedrich Uhde Gmbh, 4600 Dortmund | Vorrichtung zum Warmetausch in Ammoniaksynthese Anlagen |
US3639103A (en) * | 1970-04-21 | 1972-02-01 | Badger Co | Fluid bed reactors |
US3944592A (en) * | 1970-05-22 | 1976-03-16 | The Badger Company, Inc. | Method of producing unsaturated nitriles |
US4767878A (en) * | 1971-02-04 | 1988-08-30 | The Standard Oil Company | Process for the manufacture of acrylonitrile and methacrylonitrile |
DE2335514A1 (de) * | 1973-07-12 | 1975-02-06 | Ciba Geigy Ag | Vorrichtung mit einer an eine druckoder saugquelle fuer heisses gas anschliessbaren wirbelschichtkammer |
US4305886A (en) * | 1979-08-13 | 1981-12-15 | Uop Inc. | Process for the ammoxidation of alkylaromatic hydrocarbons |
US4246191A (en) * | 1979-08-13 | 1981-01-20 | Uop Inc. | Ammoxidation process |
DE3022480A1 (de) * | 1980-06-14 | 1982-01-07 | Uhde Gmbh, 4600 Dortmund | Vorrichtung zum waermetausch zwischen einen nh (pfeil abwaerts)3(pfeil abwaerts) -konverter verlassendem kreislaufgas und wasser |
US4554135A (en) * | 1982-11-26 | 1985-11-19 | C F Braun & Co. | Ammonia converter |
CA1320735C (en) * | 1987-11-24 | 1993-07-27 | Ramakrishnan Ramachandran | Process for the production of nitriles and anhydrides |
US4801731A (en) * | 1987-12-14 | 1989-01-31 | E. I. Du Pont De Nemours And Company | Preparation of acrylonitrile |
US5110854A (en) * | 1988-05-26 | 1992-05-05 | Ratliff Glenn O | Water-based shielding compositions for locally protecting metal surfaces during heat treatment thereof |
-
1992
- 1992-10-14 US US07/960,653 patent/US5256810A/en not_active Expired - Lifetime
-
1993
- 1993-09-24 ZA ZA937089A patent/ZA937089B/xx unknown
- 1993-09-28 ES ES93307686T patent/ES2097991T3/es not_active Expired - Lifetime
- 1993-09-28 EP EP93307686A patent/EP0599460B1/de not_active Expired - Lifetime
- 1993-09-28 AT AT93307686T patent/ATE149093T1/de not_active IP Right Cessation
- 1993-10-12 TR TR00934/93A patent/TR28826A/xx unknown
- 1993-10-12 BG BG98151A patent/BG61182B1/bg unknown
- 1993-10-12 RO RO93-01359A patent/RO113145B1/ro unknown
- 1993-10-13 RU RU93049754A patent/RU2108323C1/ru not_active IP Right Cessation
- 1993-10-13 BR BR9304228A patent/BR9304228A/pt not_active IP Right Cessation
- 1993-10-14 KR KR1019930021254A patent/KR100281028B1/ko not_active IP Right Cessation
- 1993-10-14 JP JP25714093A patent/JP3471864B2/ja not_active Expired - Fee Related
- 1993-10-14 CN CN93118475A patent/CN1033508C/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BG64438B1 (en) * | 1999-07-13 | 2005-02-28 | Standard Oil Co | Sparger for oxygen injection in a fluid bed reactor |
Also Published As
Publication number | Publication date |
---|---|
RO113145B1 (ro) | 1998-04-30 |
CN1089596A (zh) | 1994-07-20 |
JPH06211768A (ja) | 1994-08-02 |
ZA937089B (en) | 1994-05-24 |
ES2097991T3 (es) | 1997-04-16 |
JP3471864B2 (ja) | 2003-12-02 |
EP0599460B1 (de) | 1997-02-26 |
TR28826A (tr) | 1997-07-17 |
CN1033508C (zh) | 1996-12-11 |
EP0599460A1 (de) | 1994-06-01 |
ATE149093T1 (de) | 1997-03-15 |
BR9304228A (pt) | 1994-06-07 |
US5256810A (en) | 1993-10-26 |
KR100281028B1 (ko) | 2001-02-01 |
RU2108323C1 (ru) | 1998-04-10 |
KR940009139A (ko) | 1994-05-20 |
BG98151A (bg) | 1994-07-29 |
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