DD156596A5 - Verfahren zum ausgleich der explosionsneigung bei harnstoffsynthese-anlagen - Google Patents
Verfahren zum ausgleich der explosionsneigung bei harnstoffsynthese-anlagen Download PDFInfo
- Publication number
- DD156596A5 DD156596A5 DD80223619A DD22361980A DD156596A5 DD 156596 A5 DD156596 A5 DD 156596A5 DD 80223619 A DD80223619 A DD 80223619A DD 22361980 A DD22361980 A DD 22361980A DD 156596 A5 DD156596 A5 DD 156596A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- gas
- ammonia
- methane
- gases
- synthesis
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 32
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 32
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 239000004202 carbamide Substances 0.000 title claims abstract description 22
- 238000004880 explosion Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 title claims abstract description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 65
- 239000007789 gas Substances 0.000 claims abstract description 56
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 32
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052786 argon Inorganic materials 0.000 claims abstract description 6
- 229910052734 helium Inorganic materials 0.000 claims abstract description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 6
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 6
- 239000001307 helium Substances 0.000 claims abstract description 5
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000003345 natural gas Substances 0.000 claims abstract description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 3
- 238000000629 steam reforming Methods 0.000 claims abstract description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract 4
- 239000001257 hydrogen Substances 0.000 claims abstract 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- 239000002912 waste gas Substances 0.000 abstract 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 11
- 239000000203 mixture Substances 0.000 description 10
- 101000588924 Anthopleura elegantissima Delta-actitoxin-Ael1a Proteins 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000002360 explosive Substances 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000002407 reforming Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- XUKUURHRXDUEBC-KAYWLYCHSA-N Atorvastatin Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-KAYWLYCHSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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
- C07C273/10—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 combined with the synthesis of ammonia
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
- Measuring Volume Flow (AREA)
- Gas Separation By Absorption (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT26546/79A IT1193245B (it) | 1979-10-17 | 1979-10-17 | Procedimento per eliminare l'esplosivita' dei gas di spurgo da impianti per la produzione di urea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD156596A5 true DD156596A5 (de) | 1982-09-08 |
Family
ID=11219741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD80223619A DD156596A5 (de) | 1979-10-17 | 1980-08-29 | Verfahren zum ausgleich der explosionsneigung bei harnstoffsynthese-anlagen |
Country Status (34)
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1457776A (fr) * | 1964-10-16 | 1966-01-24 | Allied Chem | Procédé pour réduire la corrosion dans un épurateur de gaz au cours de la séparation de l'anhydride carbonique et de l'ammoniac de leurs mélanges avec la vapeur d'eau |
| NL165712C (nl) * | 1970-05-30 | 1981-05-15 | Stamicarbon | Werkwijze en inrichting voor het bij synthesedruk terug- winnen van ammoniak en kooldioxyde uit het spuigas van een ureumsynthese. |
| JPS54151917A (en) * | 1978-05-20 | 1979-11-29 | Mitsui Toatsu Chem Inc | Elimination of explosiveness of tail gas of urea preparation process |
-
1979
- 1979-10-17 IT IT26546/79A patent/IT1193245B/it active
-
1980
- 1980-08-07 AU AU61159/80A patent/AU531020B2/en not_active Ceased
- 1980-08-11 ZA ZA00804883A patent/ZA804883B/xx unknown
- 1980-08-11 CA CA357,996A patent/CA1132798A/en not_active Expired
- 1980-08-12 AT AT0413380A patent/AT373233B/de not_active IP Right Cessation
- 1980-08-12 GR GR62650A patent/GR69799B/el unknown
- 1980-08-13 GB GB8026434A patent/GB2060614B/en not_active Expired
- 1980-08-15 CH CH618280A patent/CH645614A5/it not_active IP Right Cessation
- 1980-08-15 ZW ZW191/80A patent/ZW19180A1/xx unknown
- 1980-08-16 IN IN934/CAL/80A patent/IN155187B/en unknown
- 1980-08-19 LU LU82721A patent/LU82721A1/fr unknown
- 1980-08-19 IL IL60869A patent/IL60869A/xx unknown
- 1980-08-19 MW MW32/80A patent/MW3280A1/xx unknown
- 1980-08-20 EG EG80511A patent/EG14581A/xx active
- 1980-08-20 FR FR8018243A patent/FR2467844A1/fr not_active Withdrawn
- 1980-08-21 NO NO802480A patent/NO150720C/no unknown
- 1980-08-21 RO RO80102019A patent/RO80862A/ro unknown
- 1980-08-22 PH PH24478A patent/PH16344A/en unknown
- 1980-08-25 JP JP11604680A patent/JPS5663951A/ja active Pending
- 1980-08-26 TR TR21459A patent/TR21459A/xx unknown
- 1980-08-26 DE DE3032175A patent/DE3032175C2/de not_active Expired
- 1980-08-27 PT PT71749A patent/PT71749B/pt unknown
- 1980-08-27 AR AR282329A patent/AR221169A1/es active
- 1980-08-27 SE SE8006001A patent/SE439009B/sv unknown
- 1980-08-27 PL PL1980226435A patent/PL125631B1/pl unknown
- 1980-08-28 BR BR8005542A patent/BR8005542A/pt unknown
- 1980-08-28 DK DK367280A patent/DK367280A/da not_active Application Discontinuation
- 1980-08-28 ZM ZM69/80A patent/ZM6980A1/xx unknown
- 1980-08-28 CS CS805887A patent/CS222660B2/cs unknown
- 1980-08-29 DD DD80223619A patent/DD156596A5/de unknown
- 1980-08-29 BE BE0/201914A patent/BE884987A/fr not_active IP Right Cessation
- 1980-08-29 NL NL8004942A patent/NL8004942A/nl not_active Application Discontinuation
- 1980-08-29 ES ES495042A patent/ES495042A0/es active Granted
-
1985
- 1985-12-30 MY MY105/85A patent/MY8500105A/xx unknown
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