GB1487148A - Method and apparatus for reclaiming heat treating salt - Google Patents

Method and apparatus for reclaiming heat treating salt

Info

Publication number
GB1487148A
GB1487148A GB49835/75A GB4983575A GB1487148A GB 1487148 A GB1487148 A GB 1487148A GB 49835/75 A GB49835/75 A GB 49835/75A GB 4983575 A GB4983575 A GB 4983575A GB 1487148 A GB1487148 A GB 1487148A
Authority
GB
United Kingdom
Prior art keywords
water
bath
salt
baths
evaporated
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
GB49835/75A
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.)
Waldes Kohinoor Inc
Original Assignee
Waldes Kohinoor Inc
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 DE19752500322 external-priority patent/DE2500322C3/de
Application filed by Waldes Kohinoor Inc filed Critical Waldes Kohinoor Inc
Publication of GB1487148A publication Critical patent/GB1487148A/en
Expired legal-status Critical Current

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
    • C21D1/62—Quenching devices
    • C21D1/63—Quenching devices for bath quenching
    • 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)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Cleaning By Liquid Or Steam (AREA)
GB49835/75A 1975-01-07 1975-12-04 Method and apparatus for reclaiming heat treating salt Expired GB1487148A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752500322 DE2500322C3 (de) 1975-01-07 Verfahren und Vorrichtung zur Rückgewinnung von Härtesalz aus dem Waschbad von Härteanlagen

Publications (1)

Publication Number Publication Date
GB1487148A true GB1487148A (en) 1977-09-28

Family

ID=5936008

Family Applications (1)

Application Number Title Priority Date Filing Date
GB49835/75A Expired GB1487148A (en) 1975-01-07 1975-12-04 Method and apparatus for reclaiming heat treating salt

Country Status (11)

Country Link
US (1) US3953248A (enExample)
JP (1) JPS5320441B2 (enExample)
BE (1) BE837372A (enExample)
BR (1) BR7600025A (enExample)
CA (1) CA1058401A (enExample)
CH (1) CH606448A5 (enExample)
FR (1) FR2297246A1 (enExample)
GB (1) GB1487148A (enExample)
IT (1) IT1054014B (enExample)
NL (1) NL165503C (enExample)
SE (1) SE411363B (enExample)

Families Citing this family (4)

* 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
DE4441821C2 (de) * 1994-11-24 2000-01-05 Bosch Gmbh Robert Verfahren zum Reinigen von Gegenständen mit anhaftenden Salzen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2931743A (en) * 1955-05-02 1960-04-05 Philco Corp Method of fusing metal body to another body
US3645802A (en) * 1969-10-27 1972-02-29 Multifastener Corp Method of maintaining constant water volume in a molten salt solution

Also Published As

Publication number Publication date
NL165503B (nl) 1980-11-17
DE2500322A1 (de) 1976-07-08
IT1054014B (it) 1981-11-10
SE411363B (sv) 1979-12-17
US3953248A (en) 1976-04-27
FR2297246A1 (fr) 1976-08-06
DE2500322B2 (de) 1977-03-24
BR7600025A (pt) 1976-08-03
CH606448A5 (enExample) 1978-10-31
CA1058401A (en) 1979-07-17
FR2297246B1 (enExample) 1978-12-08
SE7600011L (sv) 1976-07-08
BE837372A (fr) 1976-07-07
NL7600064A (nl) 1976-07-09
NL165503C (nl) 1981-04-15
JPS5193712A (enExample) 1976-08-17
JPS5320441B2 (enExample) 1978-06-27

Similar Documents

Publication Publication Date Title
ATE64627T1 (de) Verfahren zum lithiothermischen herstellen von metallischen pulvern.
GB1320645A (en) Process and apparatus for electroplating
GB1487148A (en) Method and apparatus for reclaiming heat treating salt
ES530624A0 (es) Un procedimiento para el recubrimiento de articulos ferrosos.
PT77295A (de) Verfahren zum verdichten von anodisch erzeugten oxidschichten auf aluminium oder aluminiumlegierungen
JPS5425226A (en) Method of treating waste gas from pickling process
GB1095197A (en) Electrolytic recovery process
GB1165015A (en) A Process for Cleaning Wire and Like Strip Material.
JPS5675538A (en) Chlorination roasting method for platinum group metal
SE7701729L (sv) System for avlegsnande av oxidskikt
NO138413B (no) Fremgangsmaate og anlegg for kjemisk overflatebehandling av metallgjenstander i lukket kretsloep med kjemikaliegjenvinning uten avgiftningsanlegg
GB1423604A (en) Apparatus for rinsing article-containing drums
JPS5346162A (en) Process for treating waste liquid
JPS51135173A (en) Method of treating waste liquor containing acids and metal salts there of
JPS5633472A (en) Recycling and using method for washing waste water after isothermal hardening in salt bath carbonitriding or carburizing
JPS5575944A (en) Glass surface treating method
JPS5579876A (en) Treating method for making stainless steel or the like passive state
JPS5358481A (en) Treating method for waste fluid from surface treatment of light metal
JPS541959A (en) Method of re-using hexavallent chromium contained in waste water produced in dyeing process
GB877240A (en) Method of pickling ferrous metal surfaces and pickling solution therefor
OA05806A (fr) Procédé de traitement de saumures contenant du chlorure de magnésium.
SU1742242A1 (ru) Способ термохимической обработки полых стеклоизделий
ES445018A1 (es) Metodo y aparato para recuperar la sal utilizada en banos detratamientos termicos.
JPS5641385A (en) Phosphating apparatus
RU1816800C (ru) Способ цинковани металлических изделий

Legal Events

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