GB1554976A - Process for the purification of effluents from hardening plants and galvanising plants - Google Patents

Process for the purification of effluents from hardening plants and galvanising plants

Info

Publication number
GB1554976A
GB1554976A GB31747/77A GB3174777A GB1554976A GB 1554976 A GB1554976 A GB 1554976A GB 31747/77 A GB31747/77 A GB 31747/77A GB 3174777 A GB3174777 A GB 3174777A GB 1554976 A GB1554976 A GB 1554976A
Authority
GB
United Kingdom
Prior art keywords
plants
galvanising
effluents
purification
hardening
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
Application number
GB31747/77A
Other languages
English (en)
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Publication of GB1554976A publication Critical patent/GB1554976A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • B01J10/005—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor carried out at high temperatures in the presence of a molten material
    • 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
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C02F1/048—Purification of waste water by evaporation
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/44—Methods of heating in heat-treatment baths
    • C21D1/46—Salt baths

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Removal Of Specific Substances (AREA)
GB31747/77A 1976-07-28 1977-07-28 Process for the purification of effluents from hardening plants and galvanising plants Expired GB1554976A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762633772 DE2633772A1 (de) 1976-07-28 1976-07-28 Verfahren zur beseitigung von haerterei- und galvanikabwaessern

Publications (1)

Publication Number Publication Date
GB1554976A true GB1554976A (en) 1979-10-31

Family

ID=5984072

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31747/77A Expired GB1554976A (en) 1976-07-28 1977-07-28 Process for the purification of effluents from hardening plants and galvanising plants

Country Status (13)

Country Link
US (1) US4178244A (enExample)
JP (1) JPS5348358A (enExample)
AR (1) AR212280A1 (enExample)
AT (1) AT353711B (enExample)
BR (1) BR7704873A (enExample)
CA (1) CA1076019A (enExample)
CH (1) CH631685A5 (enExample)
DE (1) DE2633772A1 (enExample)
ES (1) ES460658A1 (enExample)
FR (1) FR2359794A1 (enExample)
GB (1) GB1554976A (enExample)
IT (1) IT1083667B (enExample)
SE (1) SE7708641L (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112034909A (zh) * 2020-07-20 2020-12-04 阪诺工程(苏州)有限公司 一种具有消毒防护隔离层的氢氧化钾温控报警系统

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0036900A1 (de) * 1980-03-28 1981-10-07 SKF Industrial Trading & Development Co, B.V. Verfahren und Vorrichtung zur Rückgewinnung von verbrauchtem Härtesalz
ATE29528T1 (de) * 1984-06-15 1987-09-15 Degussa Loesung zum ergaenzen des salzgehaltes von geschmolzenen salzbaedern.
DE4220401A1 (de) * 1992-06-22 1993-12-23 Eisenmann Kg Maschbau Verfahren zur Wasserkreislaufführung an Anlagen für die Behandlung von Werkstücken o. dgl. in Bäder
DE4441821C2 (de) * 1994-11-24 2000-01-05 Bosch Gmbh Robert Verfahren zum Reinigen von Gegenständen mit anhaftenden Salzen
ES2154539B1 (es) * 1998-03-11 2001-10-16 Fundacion Inasmet Instalacion para la recuperacion de sales de un horno de tratamiento termico.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1696131B2 (de) * 1968-03-12 1973-11-08 Ekkehard 7050 Waiblingen Mohr Verfahren und Anlage zum Aufbe reiten von Spul Abwassern aus Salz badhartereien durch Eindampfen
US3647358A (en) * 1970-07-23 1972-03-07 Anti Pollution Systems Method of catalytically inducing oxidation of carbonaceous materials by the use of molten salts
US3642583A (en) * 1970-08-03 1972-02-15 Anti Pollution Systems Treatment of sewage and other contaminated liquids with recovery of water by distillation and oxidation
JPS48190U (enExample) * 1971-05-24 1973-01-05
DE2150679A1 (de) * 1971-10-12 1973-04-19 Ekkehard Mohr Verfahren zur unschaedlichmachung von abfallstoffen der salzbadhaerterei
DE2232123C2 (de) * 1972-06-30 1974-07-04 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zur Entgiftung von Härtesalzrückständen
JPS5122571B2 (enExample) * 1972-07-10 1976-07-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112034909A (zh) * 2020-07-20 2020-12-04 阪诺工程(苏州)有限公司 一种具有消毒防护隔离层的氢氧化钾温控报警系统

Also Published As

Publication number Publication date
JPS5348358A (en) 1978-05-01
BR7704873A (pt) 1978-04-25
DE2633772A1 (de) 1978-02-02
FR2359794B1 (enExample) 1983-01-07
IT1083667B (it) 1985-05-25
ATA543777A (de) 1979-04-15
AR212280A1 (es) 1978-06-15
ES460658A1 (es) 1978-05-16
US4178244A (en) 1979-12-11
CH631685A5 (de) 1982-08-31
SE7708641L (sv) 1978-01-29
CA1076019A (en) 1980-04-22
AT353711B (de) 1979-11-26
FR2359794A1 (fr) 1978-02-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee