PT89233A - Processo para a preparacao de sulfato ferroso heptahidratado granulado - Google Patents

Processo para a preparacao de sulfato ferroso heptahidratado granulado

Info

Publication number
PT89233A
PT89233A PT8923388A PT8923388A PT89233A PT 89233 A PT89233 A PT 89233A PT 8923388 A PT8923388 A PT 8923388A PT 8923388 A PT8923388 A PT 8923388A PT 89233 A PT89233 A PT 89233A
Authority
PT
Portugal
Prior art keywords
granulated
preparation
ferrous sulphate
heptahydrated ferrous
heptahydrated
Prior art date
Application number
PT8923388A
Other languages
English (en)
Inventor
Gunter Ritter
Manfred Erken
Original Assignee
Rheinische Braunkohlenw Ag
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
Application filed by Rheinische Braunkohlenw Ag filed Critical Rheinische Braunkohlenw Ag
Publication of PT89233A publication Critical patent/PT89233A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
PT8923388A 1987-12-19 1988-12-16 Processo para a preparacao de sulfato ferroso heptahidratado granulado PT89233A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3743164 1987-12-19

Publications (1)

Publication Number Publication Date
PT89233A true PT89233A (pt) 1989-12-29

Family

ID=6343023

Family Applications (1)

Application Number Title Priority Date Filing Date
PT8923388A PT89233A (pt) 1987-12-19 1988-12-16 Processo para a preparacao de sulfato ferroso heptahidratado granulado

Country Status (2)

Country Link
EP (1) EP0321747A1 (pt)
PT (1) PT89233A (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5268159A (en) * 1990-01-30 1993-12-07 Bayer Aktiengesellschaft Process for the production of storable, free-flowing hydrated ferrous sulfate
FR2865726B1 (fr) * 2004-02-04 2006-05-05 Holcim Procede de fluidisation de sulfate ferreux par des sels de magnesium
FR2865727B1 (fr) * 2004-02-04 2006-05-05 Holcim Procede de fluidisation de sulfate ferreux par des produits a base de silice

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE668464C (de) * 1935-03-11 1938-12-03 Rene Auguste Henry Verfahren zur Reinigung von Abwaessern
DE3208699C2 (de) * 1982-03-11 1986-02-27 Rheinische Braunkohlenwerke AG, 5000 Köln Verfahren zur Herstellung von granuliertem Grünsalz

Also Published As

Publication number Publication date
EP0321747A1 (de) 1989-06-28

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Legal Events

Date Code Title Description
FC3A Refusal

Effective date: 19930504