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 slaking

Info

Publication number: FR2184591A1
Authority: FR; France
Prior art keywords: raw materials; industrial waste; prepn; calcium hydroxide; carbon before
Prior art date: 1972-03-10
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

Application number

FR7307748A

Other languages

English (en)

Other versions

FR2184591B1 (fr

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

INST PRZEMYSLU WIAZACYCH

Original Assignee

INST PRZEMYSLU WIAZACYCH

Priority date (The priority date 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 date listed.)

1972-03-10

Filing date

1973-03-05

Publication date

1973-12-28

1973-03-05 Application filed by INST PRZEMYSLU WIAZACYCH filed Critical INST PRZEMYSLU WIAZACYCH

1973-12-28 Publication of FR2184591A1 publication Critical patent/FR2184591A1/fr

1976-04-09 Application granted granted Critical

1976-04-09 Publication of FR2184591B1 publication Critical patent/FR2184591B1/fr

Status Granted legal-status Critical Current

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)
Processing Of Solid Wastes (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Treatment Of Sludge (AREA)

FR7307748A 1972-03-10 1973-03-05 Calcium hydroxide prepn - by calcining raw materials /industrial waste with carbon before slaking Granted FR2184591A1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PL15397072A PL77147B2 (fr)	1972-03-10	1972-03-10

Publications (2)

Publication Number	Publication Date
FR2184591A1 true FR2184591A1 (en)	1973-12-28
FR2184591B1 FR2184591B1 (fr)	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 (fr)
BE (1)	BE795661A (fr)
BR (1)	BR7301740D0 (fr)
DE (1)	DE2312213A1 (fr)
FR (1)	FR2184591A1 (fr)
NL (1)	NL7303200A (fr)
PL (1)	PL77147B2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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/fr 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 JP JP2791973A patent/JPS48102797A/ja active Pending
- 1973-03-09 BR BR174073A patent/BR7301740D0/pt unknown
- 1973-03-12 DE DE19732312213 patent/DE2312213A1/de active Pending

Patent Citations (2)

* Cited by examiner, † Cited by third party
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
BE795661A (fr)	1973-06-18
BR7301740D0 (pt)	1974-07-25
DE2312213A1 (de)	1973-09-20
PL77147B2 (fr)	1975-04-30
NL7303200A (fr)	1973-09-12
JPS48102797A (fr)	1973-12-24
FR2184591B1 (fr)	1976-04-09

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Legal Events

Date	Code	Title	Description
1976-05-14	ST	Notification of lapse