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BE818643A - Procede et installation pour le traitement des eaux residuaires contenant des sels de trempe - Google Patents

Procede et installation pour le traitement des eaux residuaires contenant des sels de trempe

Info

Publication number
BE818643A
BE818643A BE6044711A BE6044711A BE818643A BE 818643 A BE818643 A BE 818643A BE 6044711 A BE6044711 A BE 6044711A BE 6044711 A BE6044711 A BE 6044711A BE 818643 A BE818643 A BE 818643A
Authority
BE
Belgium
Prior art keywords
salts
plant
treatment
waste water
water containing
Prior art date
Application number
BE6044711A
Other languages
English (en)
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 filed Critical
Publication of BE818643A publication Critical patent/BE818643A/fr

Links

Classifications

    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/09—Reaction techniques
    • Y10S423/12—Molten media

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Removal Of Specific Substances (AREA)
BE6044711A 1973-08-09 1974-08-08 Procede et installation pour le traitement des eaux residuaires contenant des sels de trempe BE818643A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2340405A DE2340405C3 (de) 1973-08-09 1973-08-09 Verfahren zum Aufbereiten von Spiil- und Abwässern aus Salzbadhärtereien

Publications (1)

Publication Number Publication Date
BE818643A true BE818643A (fr) 1974-12-02

Family

ID=5889339

Family Applications (1)

Application Number Title Priority Date Filing Date
BE6044711A BE818643A (fr) 1973-08-09 1974-08-08 Procede et installation pour le traitement des eaux residuaires contenant des sels de trempe

Country Status (12)

Country Link
US (1) US3966508A (fr)
JP (1) JPS5050238A (fr)
AT (1) AT330103B (fr)
BE (1) BE818643A (fr)
CH (1) CH579509A5 (fr)
CS (1) CS179923B2 (fr)
DD (1) DD115099A5 (fr)
DE (1) DE2340405C3 (fr)
FR (1) FR2240191B1 (fr)
GB (1) GB1465333A (fr)
IT (1) IT1016802B (fr)
SE (1) SE397690B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115418455A (zh) * 2022-09-20 2022-12-02 唐山市军桥五金工具制造有限公司 一种铁锹头淬火设备

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4149702A (en) * 1976-03-25 1979-04-17 Park Chemical Company Method and apparatus for recycling heat treating salts
US4109897A (en) * 1976-04-05 1978-08-29 Ajax Electric Company Salt reclamation system
US4396439A (en) * 1981-08-21 1983-08-02 Park Chemical Company Recovery and recycle of nitrate and nitrite salts from chloride containing quench bath solids
DE3533935C1 (de) * 1985-09-24 1986-06-05 Degussa Ag, 6000 Frankfurt Verfahren und Vorrichtung zur Entfernung von Alkalinitrit aus nitrathaltigen Salzbaedern
DE3926032A1 (de) * 1989-08-07 1991-02-14 Wolf Geraete Gmbh Verfahren zur regenerierung von salzbaedern und salzbad-trennanlage
DE19537198C1 (de) * 1995-10-06 1997-02-27 Durferrit Thermotechnik Gmbh Verfahren zur Wiedergewinnung der Salzbestandteile aus Härtereisalzbädern
NZ336284A (en) * 1996-12-16 2001-05-25 Icu Medical Inc Positive flow valve for controlling flow between medical implement and catheter tip with seal increasing or decreasing in size when moved between two positions
WO2016007916A1 (fr) * 2014-07-10 2016-01-14 Waterblasting, Llc Dispositif permettant la fusion de matière thermoplastique et son application sur des surfaces

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2375758A (en) * 1940-09-27 1945-05-15 Houdry Process Corp Control of heat transfer salts
US3645802A (en) * 1969-10-27 1972-02-29 Multifastener Corp Method of maintaining constant water volume in a molten salt solution
US3793208A (en) * 1973-01-04 1974-02-19 Park Chem Co Method of rectifying commercial salt baths

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115418455A (zh) * 2022-09-20 2022-12-02 唐山市军桥五金工具制造有限公司 一种铁锹头淬火设备

Also Published As

Publication number Publication date
DE2340405A1 (de) 1975-02-20
AT330103B (de) 1976-06-10
GB1465333A (en) 1977-02-23
SE7410158L (fr) 1975-02-10
DD115099A5 (fr) 1975-09-12
JPS5050238A (fr) 1975-05-06
US3966508A (en) 1976-06-29
DE2340405C3 (de) 1978-05-03
DE2340405B2 (de) 1977-09-22
SE397690B (sv) 1977-11-14
FR2240191A1 (fr) 1975-03-07
IT1016802B (it) 1977-06-20
CH579509A5 (fr) 1976-09-15
FR2240191B1 (fr) 1978-11-24
ATA606474A (de) 1975-08-15
CS179923B2 (en) 1977-12-30

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