BE537154A - - Google Patents
Info
- Publication number
- BE537154A BE537154A BE537154DA BE537154A BE 537154 A BE537154 A BE 537154A BE 537154D A BE537154D A BE 537154DA BE 537154 A BE537154 A BE 537154A
- Authority
- BE
- Belgium
- Prior art keywords
- urea
- sep
- solution
- complex
- solvent
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 155
- 239000004202 carbamide Substances 0.000 claims description 154
- 239000002904 solvent Substances 0.000 claims description 76
- 238000000034 method Methods 0.000 claims description 52
- 229930195733 hydrocarbon Natural products 0.000 claims description 47
- 150000002430 hydrocarbons Chemical class 0.000 claims description 47
- 230000008569 process Effects 0.000 claims description 46
- 238000000926 separation method Methods 0.000 claims description 39
- 239000010802 sludge Substances 0.000 claims description 39
- 239000013078 crystal Substances 0.000 claims description 37
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 36
- 239000007791 liquid phase Substances 0.000 claims description 34
- 239000000284 extract Substances 0.000 claims description 33
- 239000000203 mixture Substances 0.000 claims description 32
- 239000012071 phase Substances 0.000 claims description 30
- 239000002002 slurry Substances 0.000 claims description 29
- 238000005406 washing Methods 0.000 claims description 27
- 239000007787 solid Substances 0.000 claims description 24
- 239000004215 Carbon black (E152) Substances 0.000 claims description 16
- 239000000725 suspension Substances 0.000 claims description 14
- 238000009835 boiling Methods 0.000 claims description 13
- 238000010908 decantation Methods 0.000 claims description 13
- 239000000839 emulsion Substances 0.000 claims description 13
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 239000007790 solid phase Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 8
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000000354 decomposition reaction Methods 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- 238000004525 petroleum distillation Methods 0.000 claims description 3
- 239000003209 petroleum derivative Substances 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims 1
- 239000012188 paraffin wax Substances 0.000 claims 1
- 239000000376 reactant Substances 0.000 claims 1
- ZJHHPAUQMCHPRB-UHFFFAOYSA-N urea urea Chemical compound NC(N)=O.NC(N)=O ZJHHPAUQMCHPRB-UHFFFAOYSA-N 0.000 claims 1
- 150000003672 ureas Chemical class 0.000 claims 1
- 239000000243 solution Substances 0.000 description 60
- 238000006243 chemical reaction Methods 0.000 description 22
- 239000003350 kerosene Substances 0.000 description 22
- 238000004821 distillation Methods 0.000 description 9
- 239000003208 petroleum Substances 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 238000002425 crystallisation Methods 0.000 description 8
- 230000008025 crystallization Effects 0.000 description 8
- 230000008014 freezing Effects 0.000 description 7
- 238000007710 freezing Methods 0.000 description 7
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 239000002480 mineral oil Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000009974 thixotropic effect Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 235000010446 mineral oil Nutrition 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 description 1
- TVWHNULVHGKJHS-UHFFFAOYSA-N Uric acid Natural products N1C(=O)NC(=O)C2NC(=O)NC21 TVWHNULVHGKJHS-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010961 commercial manufacture process Methods 0.000 description 1
- 230000009918 complex formation Effects 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011872 intimate mixture Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000005673 monoalkenes Chemical class 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 229940116269 uric acid Drugs 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/28—Mechanical auxiliary equipment for acceleration of sedimentation, e.g. by vibrators or the like
- B01D21/283—Settling tanks provided with vibrators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/0208—Separation of non-miscible liquids by sedimentation
- B01D17/0211—Separation of non-miscible liquids by sedimentation with baffles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/04—Breaking emulsions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/003—Sedimentation tanks provided with a plurality of compartments separated by a partition wall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
- B01D21/0066—Settling tanks provided with contact surfaces, e.g. baffles, particles with a meandering flow pattern of liquid or solid particles
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/10—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing sonic or ultrasonic vibrations
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Organic Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1104947T | 1954-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE537154A true BE537154A (d) | 1955-04-30 |
Family
ID=33155710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE537154D BE537154A (d) | 1954-05-19 | 1955-04-06 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2834716A (d) |
| BE (1) | BE537154A (d) |
| FR (1) | FR1104947A (d) |
| GB (2) | GB778700A (d) |
| NL (1) | NL97868C (d) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3125501A (en) * | 1964-03-17 | its ii | ||
| US2914455A (en) * | 1959-11-24 | keller | ||
| DE1105544B (de) * | 1959-03-23 | 1961-04-27 | Bayer Ag | Verfahren zur Gewinnung vorwiegend geradkettiger gesaettigter Kohlenwasserstoffe |
| US3485747A (en) * | 1967-07-14 | 1969-12-23 | Witco Chemical Corp | Preparation of kerosene type petroleum hydrocarbon solvents substantially free from objectionable odors |
| EP0458015A1 (de) * | 1990-05-24 | 1991-11-27 | Winkelhorst Trenntechnik Gmbh | Verfahren zur Behandlung von mit Fremdöl verunreinigten Kühlschmierstoffemulsionen |
| WO2004082802A1 (en) * | 2003-03-17 | 2004-09-30 | Wallie Se Trust | Thickener fitted with vibrator |
| CN109096034B (zh) * | 2018-07-17 | 2021-09-03 | 天津大学 | 反应分离耦合分离正构烃与异构烃的工艺与装置 |
| CN115738359A (zh) * | 2022-10-20 | 2023-03-07 | 江苏可兰素环保科技有限公司 | 一种尿素颗粒的萃取提纯工艺 |
| CN118356771B (zh) * | 2024-04-08 | 2025-03-18 | 中国矿业大学 | 一种相变分离器及相变分离控制方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2642422A (en) * | 1953-06-16 | Gorin | ||
| US1662180A (en) * | 1927-06-09 | 1928-03-13 | John P Ball | Apparatus for and method of treating fluids |
| US2380881A (en) * | 1941-10-21 | 1945-07-31 | Trostler Fredrick | Washing of granular materials |
| FR961883A (d) * | 1947-02-21 | 1950-05-24 | ||
| US2606214A (en) * | 1949-09-30 | 1952-08-05 | Standard Oil Co | Method of removing inhibitors for urea adduct formation |
| FR1035082A (d) * | 1951-04-04 | 1953-08-14 |
-
1954
- 1954-05-19 FR FR1104947D patent/FR1104947A/fr not_active Expired
-
1955
- 1955-03-18 NL NL195707A patent/NL97868C/xx active
- 1955-03-29 US US49764255 patent/US2834716A/en not_active Expired - Lifetime
- 1955-04-06 GB GB10090/55A patent/GB778700A/en not_active Expired
- 1955-04-06 BE BE537154D patent/BE537154A/fr unknown
- 1955-04-06 GB GB10088/55A patent/GB778699A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2834716A (en) | 1958-05-13 |
| GB778699A (en) | 1957-07-10 |
| NL97868C (d) | 1961-05-15 |
| GB778700A (en) | 1957-07-10 |
| FR1104947A (d) | 1955-11-25 |
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