FR2778651B1 - Procede de transformation de sulfate de fer heptahydrate en sulfate de fer monohydrate dit "semoule" - Google Patents

Procede de transformation de sulfate de fer heptahydrate en sulfate de fer monohydrate dit "semoule"

Info

Publication number
FR2778651B1
FR2778651B1 FR9906249A FR9906249A FR2778651B1 FR 2778651 B1 FR2778651 B1 FR 2778651B1 FR 9906249 A FR9906249 A FR 9906249A FR 9906249 A FR9906249 A FR 9906249A FR 2778651 B1 FR2778651 B1 FR 2778651B1
Authority
FR
France
Prior art keywords
iron sulfate
semoule
conversion
monohydrate
heptahydrate
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.)
Expired - Fee Related
Application number
FR9906249A
Other languages
English (en)
Other versions
FR2778651A1 (fr
Inventor
Henry Jacques Darre
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.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Priority claimed from FR9806265A external-priority patent/FR2778650B1/fr
Application filed by Individual filed Critical Individual
Priority to FR9906249A priority Critical patent/FR2778651B1/fr
Publication of FR2778651A1 publication Critical patent/FR2778651A1/fr
Application granted granted Critical
Publication of FR2778651B1 publication Critical patent/FR2778651B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/14—Sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
FR9906249A 1998-05-13 1999-05-12 Procede de transformation de sulfate de fer heptahydrate en sulfate de fer monohydrate dit "semoule" Expired - Fee Related FR2778651B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9906249A FR2778651B1 (fr) 1998-05-13 1999-05-12 Procede de transformation de sulfate de fer heptahydrate en sulfate de fer monohydrate dit "semoule"

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9806265A FR2778650B1 (fr) 1998-05-13 1998-05-13 Transformation de sulfate de fer heptahydrate en sulfate de fer monohydrate "semoule"
FR9906249A FR2778651B1 (fr) 1998-05-13 1999-05-12 Procede de transformation de sulfate de fer heptahydrate en sulfate de fer monohydrate dit "semoule"

Publications (2)

Publication Number Publication Date
FR2778651A1 FR2778651A1 (fr) 1999-11-19
FR2778651B1 true FR2778651B1 (fr) 2002-03-08

Family

ID=26234331

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9906249A Expired - Fee Related FR2778651B1 (fr) 1998-05-13 1999-05-12 Procede de transformation de sulfate de fer heptahydrate en sulfate de fer monohydrate dit "semoule"

Country Status (1)

Country Link
FR (1) FR2778651B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2940922B1 (fr) * 2009-01-12 2011-11-11 Henri Jacques Darre Procede de stabilisation de sulfates
CN107089687A (zh) * 2017-03-14 2017-08-25 襄阳龙蟒钛业有限公司 一种粒状一水硫酸亚铁的生产方法
CN106904662B (zh) * 2017-03-14 2019-08-16 襄阳龙蟒钛业有限公司 一种生产颗粒硫酸亚铁的装置
CN110655119A (zh) * 2019-10-31 2020-01-07 襄阳龙蟒钛业有限公司 一种利用钛白粉生产副产物干法生产一水硫酸亚铁的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB840376A (en) * 1955-07-08 1960-07-06 Hanrez Sa J Atel A method for obtaining monohydrated ferrous sulphate
GB956604A (en) * 1961-08-08 1964-04-29 Elektrochemisches Kombinat Bitterfeld Veb Process for the production of high grade iron oxide from iron sulphate
DE1946799A1 (de) * 1969-09-16 1971-05-13 Buettner Schilde Haas Ag Verfahren und Einrichtung zum UEberfuehren von Eisensulfat-Heptahydrat FeSO4-7H20 in Monohydrat durch Stromtrocknung
DE2349211C3 (de) * 1973-10-01 1979-06-21 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zum Trocknen und gleichzeitigen Agglomerieren von Metallsalzen

Also Published As

Publication number Publication date
FR2778651A1 (fr) 1999-11-19

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TP Transmission of property
ST Notification of lapse

Effective date: 20080430