DE2364949A1 - Verfahren und vorrichtung zur herstellung von ammoniumnitrat - Google Patents
Verfahren und vorrichtung zur herstellung von ammoniumnitratInfo
- Publication number
- DE2364949A1 DE2364949A1 DE2364949A DE2364949A DE2364949A1 DE 2364949 A1 DE2364949 A1 DE 2364949A1 DE 2364949 A DE2364949 A DE 2364949A DE 2364949 A DE2364949 A DE 2364949A DE 2364949 A1 DE2364949 A1 DE 2364949A1
- Authority
- DE
- Germany
- Prior art keywords
- gas
- water
- devices
- ammonia
- liquid
- 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
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 title claims description 108
- 238000000034 method Methods 0.000 title claims description 65
- 239000007789 gas Substances 0.000 claims description 481
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 273
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 245
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 220
- 239000007788 liquid Substances 0.000 claims description 219
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 145
- 229910017604 nitric acid Inorganic materials 0.000 claims description 145
- 229910021529 ammonia Inorganic materials 0.000 claims description 122
- 238000010521 absorption reaction Methods 0.000 claims description 105
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 69
- 239000004202 carbamide Substances 0.000 claims description 69
- 238000001816 cooling Methods 0.000 claims description 67
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 claims description 57
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 claims description 57
- 239000000463 material Substances 0.000 claims description 50
- 238000011282 treatment Methods 0.000 claims description 50
- 239000006096 absorbing agent Substances 0.000 claims description 47
- 239000002253 acid Substances 0.000 claims description 45
- 239000000945 filler Substances 0.000 claims description 37
- 239000000243 solution Substances 0.000 claims description 37
- 238000005406 washing Methods 0.000 claims description 37
- 238000003860 storage Methods 0.000 claims description 29
- 238000011049 filling Methods 0.000 claims description 26
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 18
- 239000001301 oxygen Substances 0.000 claims description 18
- 229910052760 oxygen Inorganic materials 0.000 claims description 18
- 238000012856 packing Methods 0.000 claims description 18
- 230000015572 biosynthetic process Effects 0.000 claims description 17
- 230000000694 effects Effects 0.000 claims description 17
- 238000005201 scrubbing Methods 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 16
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 14
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 13
- 239000002918 waste heat Substances 0.000 claims description 12
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 11
- 239000003337 fertilizer Substances 0.000 claims description 11
- 230000003647 oxidation Effects 0.000 claims description 11
- 238000007254 oxidation reaction Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 8
- 238000004061 bleaching Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 7
- 239000007800 oxidant agent Substances 0.000 claims description 6
- 238000009736 wetting Methods 0.000 claims description 6
- 229910002651 NO3 Inorganic materials 0.000 claims description 5
- 239000003929 acidic solution Substances 0.000 claims description 5
- 230000009467 reduction Effects 0.000 claims description 5
- 238000012546 transfer Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000008030 elimination Effects 0.000 claims description 4
- 238000003379 elimination reaction Methods 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 4
- 239000012286 potassium permanganate Substances 0.000 claims description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims description 2
- 239000011888 foil Substances 0.000 claims description 2
- 238000011084 recovery Methods 0.000 claims description 2
- 239000008400 supply water Substances 0.000 claims 5
- 238000007599 discharging Methods 0.000 claims 4
- 239000006200 vaporizer Substances 0.000 claims 3
- 230000003197 catalytic effect Effects 0.000 claims 2
- 239000002250 absorbent Substances 0.000 claims 1
- 230000002745 absorbent Effects 0.000 claims 1
- PRORZGWHZXZQMV-UHFFFAOYSA-N azane;nitric acid Chemical compound N.O[N+]([O-])=O PRORZGWHZXZQMV-UHFFFAOYSA-N 0.000 claims 1
- 150000002823 nitrates Chemical class 0.000 claims 1
- 238000013021 overheating Methods 0.000 claims 1
- 238000004064 recycling Methods 0.000 claims 1
- 239000003507 refrigerant Substances 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
- 239000003570 air Substances 0.000 description 30
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- 238000007084 catalytic combustion reaction Methods 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 238000002474 experimental method Methods 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 238000009826 distribution Methods 0.000 description 8
- 238000000926 separation method Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 5
- DLFVBJFMPXGRIB-UHFFFAOYSA-N Acetamide Chemical compound CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 description 4
- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 4
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- FBOZXECLQNJBKD-ZDUSSCGKSA-N L-methotrexate Chemical compound C=1N=C2N=C(N)N=C(N)C2=NC=1CN(C)C1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 FBOZXECLQNJBKD-ZDUSSCGKSA-N 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 3
- 239000007844 bleaching agent Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000003889 chemical engineering Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000003134 recirculating effect Effects 0.000 description 2
- 238000010405 reoxidation reaction Methods 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000003911 water pollution Methods 0.000 description 2
- JHWIEAWILPSRMU-UHFFFAOYSA-N 2-methyl-3-pyrimidin-4-ylpropanoic acid Chemical compound OC(=O)C(C)CC1=CC=NC=N1 JHWIEAWILPSRMU-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 241000270295 Serpentes Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 241001233037 catfish Species 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000000618 nitrogen fertilizer Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/18—Nitrates of ammonium
- C01C1/185—Preparation
-
- 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
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/24—Nitric oxide (NO)
- C01B21/26—Preparation by catalytic or non-catalytic oxidation of 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
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US319864A US3881004A (en) | 1972-12-29 | 1972-12-29 | Ammonium nitrate plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2364949A1 true DE2364949A1 (de) | 1974-07-11 |
Family
ID=23243932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2364949A Pending DE2364949A1 (de) | 1972-12-29 | 1973-12-28 | Verfahren und vorrichtung zur herstellung von ammoniumnitrat |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3881004A (enExample) |
| CA (1) | CA1006333A (enExample) |
| DE (1) | DE2364949A1 (enExample) |
| FR (1) | FR2212295B1 (enExample) |
| GB (1) | GB1449029A (enExample) |
| NL (1) | NL7317803A (enExample) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4999167A (en) * | 1989-06-20 | 1991-03-12 | Skelley Arthur P | Low temperature Nox /Sox removal apparatus |
| US5206002A (en) * | 1991-08-29 | 1993-04-27 | Cannon Boiler Works, Inc. | Process for removing nox and sox from exhaust gas |
| DE19524928A1 (de) * | 1995-07-08 | 1997-01-09 | Basf Ag | Verfahren zur Rektifikation von Gemischen hochsiedender luft- und/oder temperaturempfindlicher Substanzen, die eine hohe Trennleistung erfordern, im Feinvakuum, sowie für dieses Verfahren geeignete Kolonnen |
| ES2138358T3 (es) * | 1995-07-08 | 2000-01-01 | Basf Ag | Empaquetaduras de material de tejido o de material similar al tejido con poca perdida de presion, con estructura ordenada, para su utilizacion en columnas de intercambio de materiales, y procedimiento para la rectificacion utilizando estas empaquetaduras. |
| FI118898B (fi) * | 1998-03-19 | 2008-04-30 | Metso Power Oy | Menetelmä NOx-yhdisteiden vähentämiseksi soodakattilan savukaasuista |
| RU2147554C1 (ru) * | 1999-04-26 | 2000-04-20 | Горловское открытое акционерное общество "Концерн Стирол" | Способ получения гранулированной аммиачной селитры |
| JP2004524258A (ja) * | 2001-05-04 | 2004-08-12 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニー | アンモニア酸化方法 |
| DE10214183C1 (de) * | 2002-03-28 | 2003-05-08 | Siemens Ag | Kraftwerk zur Kälteerzeugung |
| US6832480B1 (en) * | 2002-11-27 | 2004-12-21 | Gene Anguil | Power generation system utilizing oxidized gases from waste combustion |
| US20100146922A1 (en) * | 2006-04-15 | 2010-06-17 | Acs Industries, Inc. | Wound Wire Filter Elements |
| FI125812B (fi) * | 2008-10-31 | 2016-02-29 | Upm Kymmene Corp | Menetelmä ja laitteisto nestemäisen biopolttoaineen tuottamiseksi kiinteästä biomassasta |
| US8459001B2 (en) * | 2009-08-07 | 2013-06-11 | General Electric Company | Ammonia injection system |
| US8012746B2 (en) * | 2009-12-31 | 2011-09-06 | Biogas & Electric, Llc | NOx removal system for biogas engines at anaerobic digestion facilities |
| EP3263523A1 (en) * | 2016-06-27 | 2018-01-03 | YARA International ASA | Manufacturing plant for ammonium nitrate and process for starting it |
| EP3351513A1 (de) * | 2017-01-20 | 2018-07-25 | Covestro Deutschland AG | Verfahren und vorrichtung zur kontinuierlichen salzsäureneutralisation |
| EP3372556A1 (en) | 2017-03-07 | 2018-09-12 | Casale Sa | A plant for the production of nitric acid, a related process and method of revamping |
| AU2018321581A1 (en) * | 2017-08-24 | 2020-01-23 | The University Of Sydney | Process for producing nitric acid |
| EP3967657A1 (en) * | 2020-09-14 | 2022-03-16 | Yara International ASA | Dual pressure plant for the production of nitric acid and method for operating same |
| BE1028735B1 (nl) * | 2021-03-07 | 2022-05-18 | Eurochem Antwerpen | Een ammoniakoxidatieoven en een methode voor de productie van ammoniumnitraat met verminderde broeikasgasemissies |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2102136A (en) * | 1935-01-18 | 1937-12-14 | Hercules Powder Co Ltd | Process and apparatus for manufacturing ammonium nitrate |
| US3144321A (en) * | 1962-06-06 | 1964-08-11 | Standard Oil Co | Continuous method for preparing a nitrogen containing fertilizer |
| DE1567569A1 (de) * | 1965-05-18 | 1970-06-04 | Pauling Dipl Ing Harry | Verfahren zur vollstaendigen Entfernung von Stickstoffoxyden |
| US3441380A (en) * | 1965-10-22 | 1969-04-29 | Carrier Corp | Acid producing plant |
| US3565575A (en) * | 1968-05-22 | 1971-02-23 | Chemical Construction Corp | Removal of nitrogen oxides from a gas stream |
| US3579298A (en) * | 1968-08-05 | 1971-05-18 | Phillips Petroleum Co | Production of ammonium nitrate |
-
1972
- 1972-12-29 US US319864A patent/US3881004A/en not_active Expired - Lifetime
-
1973
- 1973-12-27 GB GB5987173A patent/GB1449029A/en not_active Expired
- 1973-12-28 FR FR7346799A patent/FR2212295B1/fr not_active Expired
- 1973-12-28 DE DE2364949A patent/DE2364949A1/de active Pending
- 1973-12-28 CA CA189,091A patent/CA1006333A/en not_active Expired
- 1973-12-28 NL NL7317803A patent/NL7317803A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CA1006333A (en) | 1977-03-08 |
| US3881004A (en) | 1975-04-29 |
| FR2212295A1 (enExample) | 1974-07-26 |
| FR2212295B1 (enExample) | 1978-03-24 |
| GB1449029A (en) | 1976-09-08 |
| NL7317803A (enExample) | 1974-07-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2364949A1 (de) | Verfahren und vorrichtung zur herstellung von ammoniumnitrat | |
| DD283791A5 (de) | Verfahren zur kondensation von schwefelsaeuredaempfen und vorrichtung | |
| DE69716617T2 (de) | Verfahren und vorrichtung zur behandlung von gas mit elektronenbestrahlung | |
| DD150601A5 (de) | Verfahren zu der reinigung von harnstoffhaltigem abwasser | |
| DE2444673A1 (de) | Gasturbinenanlage | |
| DE2711897C3 (de) | Verfahren und Vorrichtung zur katalytischen Oxidation von gasförmigen Schwefelverbindungen zu Schwefeltrioxid | |
| DE2726552A1 (de) | Destillierverfahren und zugehoerige vorrichtung | |
| DE1767640A1 (de) | Destillationsanlage | |
| DE2420949C3 (de) | Verfahren und Reaktor zur Herstellung von Äthylenoxid durch katalytische Oxidation von Äthylen | |
| DE1290537B (de) | Verfahren und Vorrichtung zur Rueckgewinnung nichtumgesetzter Reaktionsteilnehmer der Harnstoffsynthese | |
| EP0215230A1 (de) | Einrichtung zum Entgasen des Kondesates im Kreislauf einer Stromerzeugungsanlage | |
| DE1140957B (de) | Absorptionskuehlsystem und Verfahren fuer den Betrieb desselben | |
| DE3007519A1 (de) | Verfahren zur entfernung von verunreinigungen und gewinnung von nebenprodukten aus heissen abgasen | |
| DE1091095B (de) | Verfahren zur Herstellung von Salpetersaeure | |
| DE2055997A1 (de) | Verfahren zum Behandeln von Gasen bei der Ammoniaksynthese | |
| DE2645251A1 (de) | Verfahren und vorrichtung zur herstellung bzw. rueckgewinnung von alkanolamin aus einem oxazolidon enthaltenden gemisch | |
| DE4230266A1 (de) | Verfahren und Vorrichtung zur Wärmerückgewinnung beim chemischen Abbau von Klärschlamm oder Abwasser | |
| DE2510294A1 (de) | Verfahren zum abtrennen von so tief 2 aus gasstroemen unter gewinnung von schwefelsaeure nach dem stickoxid-verfahren | |
| AT401048B (de) | Verfahren und vorrichtung zur entfernung von ammonium-verbindungen aus abwässern | |
| EP0000707B1 (de) | Verfahren und Anlage zum Abtrennen von Schwefeldioxyd aus Gasströmen unter Gewinnung von Schwefelsäure nach dem Stickoxyd-Verfahren | |
| DE2521375A1 (de) | Verfahren und vorrichtung zum herstellen von salpetersaeure | |
| DE2248566A1 (de) | Destilliergeraet | |
| DE1913542C3 (de) | Verfahren zur Gewinnung von Schwefelsäure | |
| DE2617185A1 (de) | Verfahren zur kondensation von ammoniumcarbonat bei der harnstoffsynthese | |
| CH620172A5 (en) | Process for removing SO2 from gas streams in combination with producing sulphuric acid according to the nitrogen oxide process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |