DD252982A5 - Mehrstufige vorrichtung und verfahren zur gegenstromwaschung von suspendierten feststoffen - Google Patents
Mehrstufige vorrichtung und verfahren zur gegenstromwaschung von suspendierten feststoffen Download PDFInfo
- Publication number
- DD252982A5 DD252982A5 DD29914987A DD29914987A DD252982A5 DD 252982 A5 DD252982 A5 DD 252982A5 DD 29914987 A DD29914987 A DD 29914987A DD 29914987 A DD29914987 A DD 29914987A DD 252982 A5 DD252982 A5 DD 252982A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- pump
- container
- hydrocyclone
- classifier
- dome
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000007787 solid Substances 0.000 title claims abstract description 24
- 238000005406 washing Methods 0.000 claims abstract description 63
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000013078 crystal Substances 0.000 claims abstract description 25
- 230000008569 process Effects 0.000 claims abstract description 19
- 238000002425 crystallisation Methods 0.000 claims abstract description 14
- 230000008025 crystallization Effects 0.000 claims abstract description 14
- 239000002245 particle Substances 0.000 claims abstract description 11
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000002360 preparation method Methods 0.000 claims abstract description 9
- 239000003245 coal Substances 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 56
- 239000000725 suspension Substances 0.000 claims description 36
- 238000011144 upstream manufacturing Methods 0.000 claims description 21
- 239000000575 pesticide Substances 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000012535 impurity Substances 0.000 claims description 12
- 239000012047 saturated solution Substances 0.000 claims description 7
- 238000005201 scrubbing Methods 0.000 claims description 7
- 239000004215 Carbon black (E152) Substances 0.000 claims description 6
- 229930195733 hydrocarbon Natural products 0.000 claims description 6
- 150000002430 hydrocarbons Chemical class 0.000 claims description 6
- 230000033228 biological regulation Effects 0.000 claims description 5
- 238000004090 dissolution Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims 1
- 230000004941 influx Effects 0.000 claims 1
- 238000005984 hydrogenation reaction Methods 0.000 abstract description 3
- 239000002956 ash Substances 0.000 description 9
- 239000002904 solvent Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 206010006895 Cachexia Diseases 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 208000026500 emaciation Diseases 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- GOUHYARYYWKXHS-UHFFFAOYSA-N 4-formylbenzoic acid Chemical compound OC(=O)C1=CC=C(C=O)C=C1 GOUHYARYYWKXHS-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 239000011362 coarse particle Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- REIDAMBAPLIATC-UHFFFAOYSA-M 4-methoxycarbonylbenzoate Chemical compound COC(=O)C1=CC=C(C([O-])=O)C=C1 REIDAMBAPLIATC-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 235000008694 Humulus lupulus Nutrition 0.000 description 1
- 244000025221 Humulus lupulus Species 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000361 pesticidal effect Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3600522 | 1986-01-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD252982A5 true DD252982A5 (de) | 1988-01-06 |
Family
ID=6291627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD29914987A DD252982A5 (de) | 1986-01-10 | 1987-01-08 | Mehrstufige vorrichtung und verfahren zur gegenstromwaschung von suspendierten feststoffen |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS62167741A (enrdf_load_stackoverflow) |
| DD (1) | DD252982A5 (enrdf_load_stackoverflow) |
| IN (1) | IN165564B (enrdf_load_stackoverflow) |
| ZA (1) | ZA869737B (enrdf_load_stackoverflow) |
-
1986
- 1986-03-10 IN IN175/CAL/86A patent/IN165564B/en unknown
- 1986-12-29 ZA ZA869737A patent/ZA869737B/xx unknown
-
1987
- 1987-01-08 DD DD29914987A patent/DD252982A5/de unknown
- 1987-01-09 JP JP197187A patent/JPS62167741A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62167741A (ja) | 1987-07-24 |
| IN165564B (enrdf_load_stackoverflow) | 1989-11-18 |
| ZA869737B (en) | 1987-08-26 |
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