FR2702760A1 - Procédé et dispositif pour la préparation de carbonate de potassium. - Google Patents
Procédé et dispositif pour la préparation de carbonate de potassium. Download PDFInfo
- Publication number
- FR2702760A1 FR2702760A1 FR9402816A FR9402816A FR2702760A1 FR 2702760 A1 FR2702760 A1 FR 2702760A1 FR 9402816 A FR9402816 A FR 9402816A FR 9402816 A FR9402816 A FR 9402816A FR 2702760 A1 FR2702760 A1 FR 2702760A1
- Authority
- FR
- France
- Prior art keywords
- potassium carbonate
- dust
- salt
- calcined
- mixing
- 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
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 title claims abstract description 80
- 229910000027 potassium carbonate Inorganic materials 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims description 13
- 238000002360 preparation method Methods 0.000 title claims description 13
- 239000000428 dust Substances 0.000 claims abstract description 53
- 150000003839 salts Chemical class 0.000 claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 claims abstract description 31
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims description 22
- 238000009987 spinning Methods 0.000 claims description 21
- 241000196324 Embryophyta Species 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000012216 screening Methods 0.000 claims description 5
- 238000007873 sieving Methods 0.000 claims description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
- 239000011591 potassium Substances 0.000 claims description 3
- 229910052700 potassium Inorganic materials 0.000 claims description 3
- 241000212342 Sium Species 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 238000004898 kneading Methods 0.000 claims 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims 2
- 150000001768 cations Chemical class 0.000 claims 2
- 239000011833 salt mixture Substances 0.000 claims 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 6
- 238000004064 recycling Methods 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 5
- 238000002425 crystallisation Methods 0.000 abstract description 4
- 230000008025 crystallization Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 4
- 235000011181 potassium carbonates Nutrition 0.000 description 20
- 238000001354 calcination Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- MYTMXVHNEWBFAL-UHFFFAOYSA-L dipotassium;carbonate;hydrate Chemical compound O.[K+].[K+].[O-]C([O-])=O MYTMXVHNEWBFAL-UHFFFAOYSA-L 0.000 description 3
- 239000012452 mother liquor Substances 0.000 description 2
- 229960003975 potassium Drugs 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002308 calcification Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- -1 hydrogen potassium carbonate Chemical class 0.000 description 1
- 206010022000 influenza Diseases 0.000 description 1
- 238000002803 maceration Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- 239000011736 potassium bicarbonate Substances 0.000 description 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
- 229940086066 potassium hydrogencarbonate Drugs 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
- C01D7/35—Varying the content of water of crystallisation or the specific gravity
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Fertilizers (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4308610A DE4308610C1 (de) | 1993-03-18 | 1993-03-18 | Verfahren und Vorrichtung zur Herstellung von Pottasche-Kalzinat K¶2¶CO¶3¶ und/oder Pottasche-Hydrat K¶2¶CO¶3¶ DEG 1,5 H¶2¶O |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2702760A1 true FR2702760A1 (fr) | 1994-09-23 |
Family
ID=6483113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9402816A Pending FR2702760A1 (fr) | 1993-03-18 | 1994-03-11 | Procédé et dispositif pour la préparation de carbonate de potassium. |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPH06345422A (cs) |
| KR (1) | KR970065412A (cs) |
| CN (1) | CN1092379A (cs) |
| BR (1) | BR9401196A (cs) |
| DE (1) | DE4308610C1 (cs) |
| FR (1) | FR2702760A1 (cs) |
| IT (1) | ITRM940140A1 (cs) |
| RU (1) | RU94008703A (cs) |
| TW (1) | TW251275B (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014081722A1 (en) * | 2012-11-20 | 2014-05-30 | Utah State University | Potash processing with vapor-compression cycle |
| KR101475605B1 (ko) * | 2013-05-15 | 2014-12-22 | 주식회사 유니드 | 수화물 탄산칼륨의 제조방법 |
| KR20150080792A (ko) * | 2014-01-02 | 2015-07-10 | 주식회사 유니드 | 동물 사료용 수화물 탄산칼륨의 제조방법 |
| CN104291362B (zh) * | 2014-09-24 | 2016-08-24 | 湘潭市天志科技有限公司 | 一种利用含钾、氯离子的固废物生产碳酸钾的方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3336104A (en) * | 1963-12-13 | 1967-08-15 | Intermountain Res & Dev Corp | Continuous recycle heating process for the production of soda ash and alkali metal phosphates |
| US4291002A (en) * | 1977-10-25 | 1981-09-22 | Kerr-Mcgee Chemical Corporation | Process for producing sodium carbonate from complex brines |
| DE3222865A1 (de) * | 1981-07-10 | 1983-01-27 | Steag Ag, 4300 Essen | Verfahren zum granulieren von chemiegips und vorrichtung zur durchfuehrung des verfahrens |
| DD264902A1 (de) * | 1987-11-12 | 1989-02-15 | Kali Veb K | Verfahren zur herstellung eines freifliessenden und nicht zur verhaertung neigenden kaliumkarbonat-hydrates (k tief 2 co tief 3 hoch. 1,5 h tief 2 o) |
-
1993
- 1993-03-18 DE DE4308610A patent/DE4308610C1/de not_active Expired - Fee Related
- 1993-11-30 TW TW082110080A patent/TW251275B/zh active
-
1994
- 1994-03-11 FR FR9402816A patent/FR2702760A1/fr active Pending
- 1994-03-15 JP JP6043651A patent/JPH06345422A/ja active Pending
- 1994-03-16 IT IT000140A patent/ITRM940140A1/it not_active IP Right Cessation
- 1994-03-17 BR BR9401196A patent/BR9401196A/pt not_active Application Discontinuation
- 1994-03-17 CN CN94102912A patent/CN1092379A/zh active Pending
- 1994-03-17 KR KR1019940005300A patent/KR970065412A/ko not_active Withdrawn
- 1994-03-18 RU RU94008703/26A patent/RU94008703A/ru unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3336104A (en) * | 1963-12-13 | 1967-08-15 | Intermountain Res & Dev Corp | Continuous recycle heating process for the production of soda ash and alkali metal phosphates |
| US4291002A (en) * | 1977-10-25 | 1981-09-22 | Kerr-Mcgee Chemical Corporation | Process for producing sodium carbonate from complex brines |
| DE3222865A1 (de) * | 1981-07-10 | 1983-01-27 | Steag Ag, 4300 Essen | Verfahren zum granulieren von chemiegips und vorrichtung zur durchfuehrung des verfahrens |
| DD264902A1 (de) * | 1987-11-12 | 1989-02-15 | Kali Veb K | Verfahren zur herstellung eines freifliessenden und nicht zur verhaertung neigenden kaliumkarbonat-hydrates (k tief 2 co tief 3 hoch. 1,5 h tief 2 o) |
Also Published As
| Publication number | Publication date |
|---|---|
| ITRM940140A0 (it) | 1994-03-16 |
| DE4308610C1 (de) | 1994-06-09 |
| KR970065412A (ko) | 1997-10-13 |
| CN1092379A (zh) | 1994-09-21 |
| RU94008703A (ru) | 1996-04-10 |
| TW251275B (cs) | 1995-07-11 |
| BR9401196A (pt) | 1994-10-18 |
| JPH06345422A (ja) | 1994-12-20 |
| ITRM940140A1 (it) | 1994-09-19 |
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