BR8803516A - Processo para o preparo de acido cianidrico - Google Patents
Processo para o preparo de acido cianidricoInfo
- Publication number
- BR8803516A BR8803516A BR8803516A BR8803516A BR8803516A BR 8803516 A BR8803516 A BR 8803516A BR 8803516 A BR8803516 A BR 8803516A BR 8803516 A BR8803516 A BR 8803516A BR 8803516 A BR8803516 A BR 8803516A
- Authority
- BR
- Brazil
- Prior art keywords
- preparation
- cyanidric
- acid
- al2o3
- ions
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000002360 preparation method Methods 0.000 title abstract 2
- 239000002253 acid Substances 0.000 title 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- -1 aluminium ions Chemical class 0.000 abstract 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- 229910052593 corundum Inorganic materials 0.000 abstract 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 abstract 2
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 230000007774 longterm Effects 0.000 abstract 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 1
- 229910052697 platinum Inorganic materials 0.000 abstract 1
Classifications
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
- C01C3/0208—Preparation in gaseous phase
- C01C3/0229—Preparation in gaseous phase from hydrocarbons and ammonia in the absence of oxygen, e.g. HMA-process
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Hydrogen, Water And Hydrids (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19873723535 DE3723535A1 (de) | 1987-07-16 | 1987-07-16 | Verfahren zur herstellung von cyanwasserstoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8803516A true BR8803516A (pt) | 1989-02-08 |
Family
ID=6331706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8803516A BR8803516A (pt) | 1987-07-16 | 1988-07-13 | Processo para o preparo de acido cianidrico |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4961914A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0299175B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JPS6437414A (cg-RX-API-DMAC7.html) |
| AT (1) | ATE73111T1 (cg-RX-API-DMAC7.html) |
| AU (1) | AU596900B2 (cg-RX-API-DMAC7.html) |
| BR (1) | BR8803516A (cg-RX-API-DMAC7.html) |
| DE (2) | DE3723535A1 (cg-RX-API-DMAC7.html) |
| ES (1) | ES2033370T3 (cg-RX-API-DMAC7.html) |
| ZA (1) | ZA883833B (cg-RX-API-DMAC7.html) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3923034A1 (de) * | 1989-07-13 | 1991-02-07 | Degussa | Verfahren zur herstellung katalytisch wirksamer beschichtungen fuer die cyanwasserstoffherstellung |
| DE19524158A1 (de) * | 1995-07-03 | 1997-01-09 | Degussa | Verfahren zur Herstellung von Blausäure |
| DE19617040C1 (de) * | 1996-04-27 | 1997-10-30 | Degussa | Verfahren zur Herstellung katalytisch wirksamer Beschichtungen für die Synthese von Cyanwasserstoff |
| DE10309209A1 (de) * | 2003-02-28 | 2004-09-09 | Degussa Ag | Verfahren zur Herstellung von Cyanwasserstoff nach dem BMA-Verfahren und Katalysator zu seiner Durchführung |
| EP2813286A1 (de) | 2013-06-11 | 2014-12-17 | Evonik Industries AG | Reaktionsrohr und Verfahren zur Herstellung von Cyanwasserstoff |
| US10441942B2 (en) | 2013-10-11 | 2019-10-15 | Evonik Degussa, GmbH | Reaction tube and method for producing hydrogen cyanide |
| WO2016062551A1 (en) * | 2014-10-20 | 2016-04-28 | Haldor Topsøe A/S | Process for the catalytic preparation of hydrogen cyanide from methane and ammonia |
| EP3301075A1 (en) | 2016-09-28 | 2018-04-04 | Evonik Degussa GmbH | Method for producing hydrogen cyanide |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE882985C (de) * | 1940-12-14 | 1953-07-13 | Degussa | Verfahren zur Durchfuehrung katalytischer Reaktionen, insbesondere zur Herstellung von Blausaeure |
| DE1013636B (de) * | 1955-06-04 | 1957-08-14 | Degussa | Verfahren zur katalytischen Herstellung von Blausaeure und Wasserstoff aus Gemischenvon Kohlenwasserstoff und Ammoniak |
| GB875393A (en) * | 1957-07-20 | 1961-08-16 | Degussa | Process for the production of hydrocyanic acid |
| CH385175A (de) * | 1959-10-09 | 1964-12-15 | Lonza Ag | Verfahren zur Herstellung von katalytisch wirksamen Überzügen an Reaktionsräumen |
| US3112215A (en) * | 1959-10-09 | 1963-11-26 | Lonza Ag | Preparation of catalytically active coatings |
| DE1767974C3 (de) * | 1968-07-06 | 1975-09-25 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Verfahren zur Herstellung von Blausäure und Wasserstoff aus Acetonitril und Ammoniak |
| US3577218A (en) * | 1968-08-28 | 1971-05-04 | Grace W R & Co | Method for the production of hydrogen cyanide wherein platinized mullite serves as a catalyst |
| DE3036599C1 (de) * | 1980-09-27 | 1982-03-25 | Degussa Ag, 6000 Frankfurt | Verfahren zur Herstellung von Cyanwasserstoff |
| DE3208774A1 (de) * | 1982-03-11 | 1983-09-15 | Bergwerksverband Gmbh, 4300 Essen | Verfahren zur herstellung von cyanwasserstoff unter gleichzeitiger bildung von aluminiumnitrid |
| DE3309394C2 (de) * | 1983-03-16 | 1985-11-14 | Degussa Ag, 6000 Frankfurt | Vorrichtung zur Herstellung von Cyanwasserstoff |
-
1987
- 1987-07-16 DE DE19873723535 patent/DE3723535A1/de active Granted
-
1988
- 1988-05-25 AT AT88108299T patent/ATE73111T1/de not_active IP Right Cessation
- 1988-05-25 DE DE8888108299T patent/DE3868731D1/de not_active Expired - Lifetime
- 1988-05-25 ES ES198888108299T patent/ES2033370T3/es not_active Expired - Lifetime
- 1988-05-25 EP EP88108299A patent/EP0299175B1/de not_active Expired - Lifetime
- 1988-05-27 ZA ZA883833A patent/ZA883833B/xx unknown
- 1988-07-13 BR BR8803516A patent/BR8803516A/pt not_active IP Right Cessation
- 1988-07-13 JP JP63172823A patent/JPS6437414A/ja active Pending
- 1988-07-14 AU AU19041/88A patent/AU596900B2/en not_active Ceased
- 1988-07-14 US US07/218,858 patent/US4961914A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0299175A1 (de) | 1989-01-18 |
| US4961914A (en) | 1990-10-09 |
| ZA883833B (en) | 1988-12-13 |
| JPS6437414A (en) | 1989-02-08 |
| DE3723535C2 (cg-RX-API-DMAC7.html) | 1993-08-26 |
| EP0299175B1 (de) | 1992-03-04 |
| ES2033370T3 (es) | 1993-03-16 |
| AU596900B2 (en) | 1990-05-17 |
| DE3723535A1 (de) | 1989-01-26 |
| ATE73111T1 (de) | 1992-03-15 |
| DE3868731D1 (de) | 1992-04-09 |
| AU1904188A (en) | 1989-01-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB19 | Grant procedure suspended (art. 19) | ||
| FF | Decision: intention to grant | ||
| FG | Letter patent granted | ||
| B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 13/07/2003 |