CA2977524A1 - Procede d'amelioration de caracteristiques de deshydratation des residus de sables bitumineux par traitement a la chaux - Google Patents
Procede d'amelioration de caracteristiques de deshydratation des residus de sables bitumineux par traitement a la chaux Download PDFInfo
- Publication number
- CA2977524A1 CA2977524A1 CA2977524A CA2977524A CA2977524A1 CA 2977524 A1 CA2977524 A1 CA 2977524A1 CA 2977524 A CA2977524 A CA 2977524A CA 2977524 A CA2977524 A CA 2977524A CA 2977524 A1 CA2977524 A1 CA 2977524A1
- Authority
- CA
- Canada
- Prior art keywords
- mft
- lime
- water
- tailings
- treated
- 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
- 235000008733 Citrus aurantifolia Nutrition 0.000 title claims abstract description 47
- 235000011941 Tilia x europaea Nutrition 0.000 title claims abstract description 47
- 239000004571 lime Substances 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 45
- 230000008569 process Effects 0.000 title abstract description 21
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 98
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000000292 calcium oxide Substances 0.000 claims abstract description 44
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 14
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 13
- 235000011116 calcium hydroxide Nutrition 0.000 claims abstract description 13
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 13
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000002689 soil Substances 0.000 claims description 9
- 239000004576 sand Substances 0.000 claims description 7
- 238000011065 in-situ storage Methods 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 2
- 230000002925 chemical effect Effects 0.000 claims 2
- 235000012255 calcium oxide Nutrition 0.000 abstract description 37
- 239000004927 clay Substances 0.000 abstract description 32
- 239000002002 slurry Substances 0.000 abstract description 29
- 239000010426 asphalt Substances 0.000 abstract description 27
- 238000000605 extraction Methods 0.000 abstract description 20
- 239000002245 particle Substances 0.000 abstract description 16
- -1 calcium oxide Chemical compound 0.000 abstract description 7
- 238000004064 recycling Methods 0.000 abstract description 4
- 239000012223 aqueous fraction Substances 0.000 abstract description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 12
- 239000007787 solid Substances 0.000 description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 8
- 239000000654 additive Substances 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 230000000996 additive effect Effects 0.000 description 7
- 239000001569 carbon dioxide Substances 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 239000000470 constituent Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 229910001415 sodium ion Inorganic materials 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- 229910052622 kaolinite Inorganic materials 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910007156 Si(OH)4 Inorganic materials 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000004021 humic acid Substances 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000001139 pH measurement Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
- C10G1/04—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by extraction
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2,940,308 | 2016-08-26 | ||
| CA2940308 | 2016-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2977524A1 true CA2977524A1 (fr) | 2018-02-26 |
Family
ID=61274960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2977524A Pending CA2977524A1 (fr) | 2016-08-26 | 2017-08-24 | Procede d'amelioration de caracteristiques de deshydratation des residus de sables bitumineux par traitement a la chaux |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2977524A1 (fr) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10894730B2 (en) | 2018-09-11 | 2021-01-19 | Graymont (Pa) Inc. | Geotechnical characteristics of tailings via lime addition |
| US11027995B2 (en) | 2017-11-08 | 2021-06-08 | Graymont Western Canada Inc | Treatment of tailings streams with one or more dosages of lime, and associated systems and methods |
| US11390550B2 (en) | 2017-08-18 | 2022-07-19 | Graymont Western Canada Inc. | Treatment of oil sands tailings with lime at elevated PH levels |
| CN115849843A (zh) * | 2022-11-23 | 2023-03-28 | 东南大学 | 一种低石灰剂量稳定铁尾矿路基材料及制备方法 |
-
2017
- 2017-08-24 CA CA2977524A patent/CA2977524A1/fr active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11390550B2 (en) | 2017-08-18 | 2022-07-19 | Graymont Western Canada Inc. | Treatment of oil sands tailings with lime at elevated PH levels |
| US11613485B2 (en) | 2017-08-18 | 2023-03-28 | Graymont Western Canada Inc. | Treatment of tailings with lime at elevated PH levels |
| US11027995B2 (en) | 2017-11-08 | 2021-06-08 | Graymont Western Canada Inc | Treatment of tailings streams with one or more dosages of lime, and associated systems and methods |
| US11618697B2 (en) | 2017-11-08 | 2023-04-04 | Graymont Western Canada Inc. | Treatment of tailings streams with one or more dosages of lime, and associated systems and methods |
| US10894730B2 (en) | 2018-09-11 | 2021-01-19 | Graymont (Pa) Inc. | Geotechnical characteristics of tailings via lime addition |
| US11718543B2 (en) | 2018-09-11 | 2023-08-08 | Graymont Western Canada Inc. | Geotechnical characteristics of tailings via lime addition |
| US11724946B2 (en) | 2018-09-11 | 2023-08-15 | Graymont Western Canada Inc. | Geotechnical characteristics of tailings via lime addition |
| CN115849843A (zh) * | 2022-11-23 | 2023-03-28 | 东南大学 | 一种低石灰剂量稳定铁尾矿路基材料及制备方法 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20220822 |
|
| EEER | Examination request |
Effective date: 20220822 |
|
| EEER | Examination request |
Effective date: 20220822 |
|
| EEER | Examination request |
Effective date: 20220822 |
|
| EEER | Examination request |
Effective date: 20220822 |
|
| EEER | Examination request |
Effective date: 20220822 |