DE1810038A1 - Vorrichtung zur Herstellung von Melamin - Google Patents
Vorrichtung zur Herstellung von MelaminInfo
- Publication number
- DE1810038A1 DE1810038A1 DE19681810038 DE1810038A DE1810038A1 DE 1810038 A1 DE1810038 A1 DE 1810038A1 DE 19681810038 DE19681810038 DE 19681810038 DE 1810038 A DE1810038 A DE 1810038A DE 1810038 A1 DE1810038 A1 DE 1810038A1
- Authority
- DE
- Germany
- Prior art keywords
- line
- signal
- control valve
- ammonia
- reactor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 229920000877 Melamine resin Polymers 0.000 title description 4
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 title description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 41
- 229910021529 ammonia Inorganic materials 0.000 claims description 20
- 239000004202 carbamide Substances 0.000 claims description 9
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 8
- XUMBMVFBXHLACL-UHFFFAOYSA-N Melanin Chemical compound O=C1C(=O)C(C2=CNC3=C(C(C(=O)C4=C32)=O)C)=C2C4=CNC2=C1C XUMBMVFBXHLACL-UHFFFAOYSA-N 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 2
- 101100072702 Drosophila melanogaster defl gene Proteins 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 150000003672 ureas Chemical class 0.000 description 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
- 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
- B01J8/1809—Controlling processes
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/03—Control of flow with auxiliary non-electric power
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00026—Controlling or regulating the heat exchange system
- B01J2208/00035—Controlling or regulating the heat exchange system involving measured parameters
- B01J2208/0007—Pressure measurement
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00017—Controlling the temperature
- B01J2208/00106—Controlling the temperature by indirect heat exchange
- B01J2208/00115—Controlling the temperature by indirect heat exchange with heat exchange elements inside the bed of solid particles
- B01J2208/00132—Tubes
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00539—Pressure
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00008—Controlling the process
- B01J2208/00548—Flow
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Combustion & Propulsion (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Joining Of Glass To Other Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6715751A NL6715751A (cg-RX-API-DMAC7.html) | 1967-11-21 | 1967-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1810038A1 true DE1810038A1 (de) | 1969-07-17 |
Family
ID=19801763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681810038 Pending DE1810038A1 (de) | 1967-11-21 | 1968-11-20 | Vorrichtung zur Herstellung von Melamin |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3578413A (cg-RX-API-DMAC7.html) |
| AT (1) | AT283378B (cg-RX-API-DMAC7.html) |
| BE (1) | BE724176A (cg-RX-API-DMAC7.html) |
| BR (1) | BR6804221D0 (cg-RX-API-DMAC7.html) |
| CH (1) | CH478814A (cg-RX-API-DMAC7.html) |
| DE (1) | DE1810038A1 (cg-RX-API-DMAC7.html) |
| ES (1) | ES360453A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR1592419A (cg-RX-API-DMAC7.html) |
| GB (1) | GB1247377A (cg-RX-API-DMAC7.html) |
| NL (1) | NL6715751A (cg-RX-API-DMAC7.html) |
| NO (1) | NO125388B (cg-RX-API-DMAC7.html) |
| SE (1) | SE339478B (cg-RX-API-DMAC7.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3895007A (en) * | 1972-04-28 | 1975-07-15 | Basf Ag | Manufacture of melamine |
| DE102005023042B4 (de) * | 2005-05-06 | 2007-10-31 | Lurgi Ag | Verfahren zur Herstellung von Melamin |
-
1967
- 1967-11-21 NL NL6715751A patent/NL6715751A/xx unknown
-
1968
- 1968-11-19 CH CH1724268A patent/CH478814A/de not_active IP Right Cessation
- 1968-11-19 AT AT1123168A patent/AT283378B/de active
- 1968-11-20 FR FR1592419D patent/FR1592419A/fr not_active Expired
- 1968-11-20 BE BE724176D patent/BE724176A/xx unknown
- 1968-11-20 ES ES360453A patent/ES360453A1/es not_active Expired
- 1968-11-20 NO NO4613/68A patent/NO125388B/no unknown
- 1968-11-20 DE DE19681810038 patent/DE1810038A1/de active Pending
- 1968-11-21 GB GB55384/68A patent/GB1247377A/en not_active Expired
- 1968-11-21 SE SE15886/68A patent/SE339478B/xx unknown
- 1968-11-21 US US777705A patent/US3578413A/en not_active Expired - Lifetime
- 1968-11-21 BR BR204221/68A patent/BR6804221D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT283378B (de) | 1970-08-10 |
| NO125388B (cg-RX-API-DMAC7.html) | 1972-09-04 |
| GB1247377A (en) | 1971-09-22 |
| BE724176A (cg-RX-API-DMAC7.html) | 1969-05-20 |
| FR1592419A (cg-RX-API-DMAC7.html) | 1970-05-11 |
| US3578413A (en) | 1971-05-11 |
| NL6715751A (cg-RX-API-DMAC7.html) | 1969-05-23 |
| ES360453A1 (es) | 1970-10-16 |
| CH478814A (de) | 1969-09-30 |
| BR6804221D0 (pt) | 1973-01-16 |
| SE339478B (cg-RX-API-DMAC7.html) | 1971-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |