PL111493B1 - Method of recovering coal suspended in water - Google Patents
Method of recovering coal suspended in water Download PDFInfo
- Publication number
- PL111493B1 PL111493B1 PL1977200421A PL20042177A PL111493B1 PL 111493 B1 PL111493 B1 PL 111493B1 PL 1977200421 A PL1977200421 A PL 1977200421A PL 20042177 A PL20042177 A PL 20042177A PL 111493 B1 PL111493 B1 PL 111493B1
- Authority
- PL
- Poland
- Prior art keywords
- ferrous
- carbon
- solution
- added
- salt
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title description 7
- 239000003245 coal Substances 0.000 title description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 22
- 229910052799 carbon Inorganic materials 0.000 claims description 22
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 18
- 239000000243 solution Substances 0.000 claims description 17
- 229920006318 anionic polymer Polymers 0.000 claims description 16
- 238000005189 flocculation Methods 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 15
- 230000016615 flocculation Effects 0.000 claims description 14
- 239000000725 suspension Substances 0.000 claims description 12
- 229960002089 ferrous chloride Drugs 0.000 claims description 11
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical group Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 claims description 11
- 239000011790 ferrous sulphate Substances 0.000 claims description 10
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 10
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 9
- 238000005054 agglomeration Methods 0.000 claims description 8
- 230000002776 aggregation Effects 0.000 claims description 8
- 239000008394 flocculating agent Substances 0.000 claims description 8
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 7
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 7
- 150000002505 iron Chemical class 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 5
- 239000012736 aqueous medium Substances 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 description 12
- 239000007787 solid Substances 0.000 description 12
- 229920000642 polymer Polymers 0.000 description 9
- 238000000926 separation method Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 235000011941 Tilia x europaea Nutrition 0.000 description 4
- 239000004571 lime Substances 0.000 description 4
- 229920002401 polyacrylamide Polymers 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 235000016639 Syzygium aromaticum Nutrition 0.000 description 1
- 244000223014 Syzygium aromaticum Species 0.000 description 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 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
- 238000001556 precipitation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000005406 washing Methods 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
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71652576A | 1976-08-23 | 1976-08-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL200421A1 PL200421A1 (pl) | 1978-04-10 |
| PL111493B1 true PL111493B1 (en) | 1980-08-30 |
Family
ID=24878348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL1977200421A PL111493B1 (en) | 1976-08-23 | 1977-08-23 | Method of recovering coal suspended in water |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5358992A (en, 2012) |
| AU (1) | AU2804577A (en, 2012) |
| DD (1) | DD132260A5 (en, 2012) |
| DE (1) | DE2738230A1 (en, 2012) |
| GB (1) | GB1584198A (en, 2012) |
| IN (1) | IN145029B (en, 2012) |
| PL (1) | PL111493B1 (en, 2012) |
| ZA (1) | ZA774956B (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3528598A1 (de) * | 1985-08-09 | 1987-02-19 | Basf Ag | Verfahren zur reinigung und entsorgung von russ- und asche-haltigen abwaessern |
-
1977
- 1977-08-12 GB GB34007/77A patent/GB1584198A/en not_active Expired
- 1977-08-16 ZA ZA00774956A patent/ZA774956B/xx unknown
- 1977-08-18 IN IN1291/CAL/77A patent/IN145029B/en unknown
- 1977-08-19 AU AU28045/77A patent/AU2804577A/en active Pending
- 1977-08-22 DE DE19772738230 patent/DE2738230A1/de not_active Withdrawn
- 1977-08-23 JP JP10100177A patent/JPS5358992A/ja active Pending
- 1977-08-23 DD DD7700200702A patent/DD132260A5/xx unknown
- 1977-08-23 PL PL1977200421A patent/PL111493B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DD132260A5 (de) | 1978-09-13 |
| GB1584198A (en) | 1981-02-11 |
| PL200421A1 (pl) | 1978-04-10 |
| IN145029B (en, 2012) | 1978-08-12 |
| JPS5358992A (en) | 1978-05-27 |
| AU2804577A (en) | 1979-02-22 |
| DE2738230A1 (de) | 1978-03-09 |
| ZA774956B (en) | 1978-06-28 |
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