CS264270B2 - Treatment of lignite sludge - Google Patents
Treatment of lignite sludge Download PDFInfo
- Publication number
- CS264270B2 CS264270B2 CS859667A CS966785A CS264270B2 CS 264270 B2 CS264270 B2 CS 264270B2 CS 859667 A CS859667 A CS 859667A CS 966785 A CS966785 A CS 966785A CS 264270 B2 CS264270 B2 CS 264270B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- coal
- oil
- weight
- tailings
- water
- Prior art date
Links
- 239000010802 sludge Substances 0.000 title claims description 26
- 239000003077 lignite Substances 0.000 title claims description 7
- 239000003245 coal Substances 0.000 claims description 55
- 239000003921 oil Substances 0.000 claims description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 22
- 239000007787 solid Substances 0.000 claims description 16
- 238000005054 agglomeration Methods 0.000 claims description 11
- 230000002776 aggregation Effects 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 11
- 239000000839 emulsion Substances 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 9
- 239000002002 slurry Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 238000005188 flotation Methods 0.000 claims description 4
- 239000000295 fuel oil Substances 0.000 claims description 4
- 239000008346 aqueous phase Substances 0.000 claims description 3
- 239000003250 coal slurry Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000002480 mineral oil Substances 0.000 claims description 3
- 235000010446 mineral oil Nutrition 0.000 claims description 3
- 235000011837 pasties Nutrition 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000008394 flocculating agent Substances 0.000 claims description 2
- 238000000197 pyrolysis Methods 0.000 claims description 2
- 150000004760 silicates Chemical class 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 239000011593 sulfur Substances 0.000 claims description 2
- 239000007762 w/o emulsion Substances 0.000 claims description 2
- 230000005484 gravity Effects 0.000 claims 2
- -1 44% by weight Substances 0.000 claims 1
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000010771 distillate fuel oil Substances 0.000 claims 1
- 230000008014 freezing Effects 0.000 claims 1
- 238000007710 freezing Methods 0.000 claims 1
- 239000007791 liquid phase Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000012071 phase Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 description 6
- 239000012530 fluid Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 2
- YTLYLLTVENPWFT-UPHRSURJSA-N (Z)-3-aminoacrylic acid Chemical class N\C=C/C(O)=O YTLYLLTVENPWFT-UPHRSURJSA-N 0.000 description 1
- 238000007441 Spherical agglomeration method Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002864 coal component Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229920000867 polyelectrolyte Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229910052683 pyrite Inorganic materials 0.000 description 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 1
- 239000011028 pyrite Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
- 239000002569 water oil cream Substances 0.000 description 1
Landscapes
- Solid Fuels And Fuel-Associated Substances (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU477184A HU201111B (en) | 1984-12-21 | 1984-12-21 | Process for selective enrichment of brown coal sludges by oil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS966785A2 CS966785A2 (en) | 1988-09-16 |
| CS264270B2 true CS264270B2 (en) | 1989-06-13 |
Family
ID=10968870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS859667A CS264270B2 (en) | 1984-12-21 | 1985-12-20 | Treatment of lignite sludge |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN85109686A (pl) |
| CS (1) | CS264270B2 (pl) |
| DD (1) | DD258418A1 (pl) |
| HU (1) | HU201111B (pl) |
| PL (1) | PL146251B1 (pl) |
-
1984
- 1984-12-21 HU HU477184A patent/HU201111B/hu unknown
-
1985
- 1985-12-19 DD DD28477685A patent/DD258418A1/de not_active IP Right Cessation
- 1985-12-20 CS CS859667A patent/CS264270B2/cs unknown
- 1985-12-20 PL PL25699485A patent/PL146251B1/pl unknown
- 1985-12-21 CN CN85109686A patent/CN85109686A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN85109686A (zh) | 1986-10-01 |
| PL256994A1 (en) | 1987-03-23 |
| CS966785A2 (en) | 1988-09-16 |
| PL146251B1 (en) | 1989-01-31 |
| DD258418A1 (de) | 1988-07-20 |
| HUT38962A (en) | 1986-07-28 |
| HU201111B (en) | 1990-09-28 |
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