FR2184591A1 - Calcium hydroxide prepn - by calcining raw materials /industrial waste with carbon before slaking - Google Patents
Calcium hydroxide prepn - by calcining raw materials /industrial waste with carbon before slakingInfo
- Publication number
- FR2184591A1 FR2184591A1 FR7307748A FR7307748A FR2184591A1 FR 2184591 A1 FR2184591 A1 FR 2184591A1 FR 7307748 A FR7307748 A FR 7307748A FR 7307748 A FR7307748 A FR 7307748A FR 2184591 A1 FR2184591 A1 FR 2184591A1
- Authority
- FR
- France
- Prior art keywords
- raw materials
- industrial waste
- prepn
- calcium hydroxide
- carbon before
- 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.)
- Granted
Links
- 238000001354 calcination Methods 0.000 title abstract 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 title abstract 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 title abstract 2
- 239000000920 calcium hydroxide Substances 0.000 title abstract 2
- 229910052799 carbon Inorganic materials 0.000 title abstract 2
- 239000002440 industrial waste Substances 0.000 title abstract 2
- 239000002994 raw material Substances 0.000 title abstract 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract 1
- 235000011941 Tilia x europaea Nutrition 0.000 abstract 1
- 235000010216 calcium carbonate Nutrition 0.000 abstract 1
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
- 235000011116 calcium hydroxide Nutrition 0.000 abstract 1
- -1 coke Chemical compound 0.000 abstract 1
- 239000000571 coke Substances 0.000 abstract 1
- 239000000428 dust Substances 0.000 abstract 1
- 229910052731 fluorine Inorganic materials 0.000 abstract 1
- 239000011737 fluorine Substances 0.000 abstract 1
- 239000008187 granular material Substances 0.000 abstract 1
- 239000004571 lime Substances 0.000 abstract 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/02—Oxides or hydroxides
- C01F11/04—Oxides or hydroxides by thermal decomposition
- C01F11/06—Oxides or hydroxides by thermal decomposition of carbonates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL15397072A PL77147B2 (pl) | 1972-03-10 | 1972-03-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2184591A1 true FR2184591A1 (en) | 1973-12-28 |
| FR2184591B1 FR2184591B1 (pl) | 1976-04-09 |
Family
ID=19957718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7307748A Granted FR2184591A1 (en) | 1972-03-10 | 1973-03-05 | Calcium hydroxide prepn - by calcining raw materials /industrial waste with carbon before slaking |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS48102797A (pl) |
| BE (1) | BE795661A (pl) |
| BR (1) | BR7301740D0 (pl) |
| DE (1) | DE2312213A1 (pl) |
| FR (1) | FR2184591A1 (pl) |
| NL (1) | NL7303200A (pl) |
| PL (1) | PL77147B2 (pl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19603449C2 (de) * | 1996-01-31 | 1998-03-19 | Papiertechnische Stiftung | Verfahren zum Herstellen von Calciumcarbonat aus Calcium-haltigen Verbrennungsrückständen von bei der Papierherstellung anfallenden Reststoffen |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB764537A (en) * | 1953-03-28 | 1956-12-28 | Smidth & Co As F L | Improvements relating to the burning of materials containing sulphates |
| DE1108603B (de) * | 1960-04-22 | 1961-06-08 | Alsen Sche Portland Cement Fab | Verfahren zur Herstellung eines schwefelarmen Branntkalkes im Nassdrehofen |
-
0
- BE BE795661D patent/BE795661A/xx unknown
-
1972
- 1972-03-10 PL PL15397072A patent/PL77147B2/pl unknown
-
1973
- 1973-03-05 FR FR7307748A patent/FR2184591A1/fr active Granted
- 1973-03-07 NL NL7303200A patent/NL7303200A/xx unknown
- 1973-03-09 BR BR174073A patent/BR7301740D0/pt unknown
- 1973-03-09 JP JP2791973A patent/JPS48102797A/ja active Pending
- 1973-03-12 DE DE19732312213 patent/DE2312213A1/de active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB764537A (en) * | 1953-03-28 | 1956-12-28 | Smidth & Co As F L | Improvements relating to the burning of materials containing sulphates |
| DE1108603B (de) * | 1960-04-22 | 1961-06-08 | Alsen Sche Portland Cement Fab | Verfahren zur Herstellung eines schwefelarmen Branntkalkes im Nassdrehofen |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS48102797A (pl) | 1973-12-24 |
| DE2312213A1 (de) | 1973-09-20 |
| BE795661A (fr) | 1973-06-18 |
| NL7303200A (pl) | 1973-09-12 |
| BR7301740D0 (pt) | 1974-07-25 |
| PL77147B2 (pl) | 1975-04-30 |
| FR2184591B1 (pl) | 1976-04-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |