BE801401A - Procede d'elimination et/ou de traitement simultane de residus salins de trempe - Google Patents

Procede d'elimination et/ou de traitement simultane de residus salins de trempe

Info

Publication number
BE801401A
BE801401A BE132687A BE132687A BE801401A BE 801401 A BE801401 A BE 801401A BE 132687 A BE132687 A BE 132687A BE 132687 A BE132687 A BE 132687A BE 801401 A BE801401 A BE 801401A
Authority
BE
Belgium
Prior art keywords
elimination
simultaneous treatment
saline soaking
soaking residues
residues
Prior art date
Application number
BE132687A
Other languages
English (en)
French (fr)
Original Assignee
Goldschmidt Ag Th
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 Goldschmidt Ag Th filed Critical Goldschmidt Ag Th
Publication of BE801401A publication Critical patent/BE801401A/xx

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
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/607—Molten salts
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C01F11/186—Strontium or barium carbonate
    • C01F11/188—Barium carbonate
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C01F11/462—Sulfates of Sr or Ba
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/40—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Sludge (AREA)
  • Processing Of Solid Wastes (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
BE132687A 1972-07-12 1973-06-25 Procede d'elimination et/ou de traitement simultane de residus salins de trempe BE801401A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2234171A DE2234171C2 (de) 1972-07-12 1972-07-12 Verfahren zur gemeinsamen Be seitigung und/oder Aufarbeitung von Hartesalzabfällen

Publications (1)

Publication Number Publication Date
BE801401A true BE801401A (fr) 1973-10-15

Family

ID=5850407

Family Applications (1)

Application Number Title Priority Date Filing Date
BE132687A BE801401A (fr) 1972-07-12 1973-06-25 Procede d'elimination et/ou de traitement simultane de residus salins de trempe

Country Status (8)

Country Link
US (1) US3847597A (he)
BE (1) BE801401A (he)
DE (1) DE2234171C2 (he)
FR (1) FR2192177B1 (he)
GB (1) GB1407896A (he)
IT (1) IT988272B (he)
NL (1) NL151958B (he)
SE (1) SE387665B (he)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS543038B2 (he) * 1974-01-04 1979-02-16
US3949052A (en) * 1974-01-04 1976-04-06 Th. Goldschmidt Ag Process for the treatment of carburizing salt wastes
JPS543037B2 (he) * 1974-01-04 1979-02-16
US3953571A (en) * 1974-01-04 1976-04-27 Th. Goldschmidt Ag Process for the treatment of carburizing salt wastes
US4149702A (en) * 1976-03-25 1979-04-17 Park Chemical Company Method and apparatus for recycling heat treating salts
US4148510A (en) * 1977-11-17 1979-04-10 Patrick Brack Hand operable scoop for the collection and disposal of animal excrement
DE2819561A1 (de) * 1978-05-05 1979-11-08 Magnetfab Bonn Gmbh Verfahren zum entgiften von ferritmagnet-abfaellen
EP0036900A1 (de) * 1980-03-28 1981-10-07 SKF Industrial Trading & Development Co, B.V. Verfahren und Vorrichtung zur Rückgewinnung von verbrauchtem Härtesalz
DE3300488A1 (de) * 1983-01-08 1984-07-12 Degussa Ag, 6000 Frankfurt Regenerierungsmittel fuer kohlungssalzbaeder und verfahren zu deren herstellung
DE19537198C1 (de) * 1995-10-06 1997-02-27 Durferrit Thermotechnik Gmbh Verfahren zur Wiedergewinnung der Salzbestandteile aus Härtereisalzbädern

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2339943A (en) * 1940-02-29 1944-01-25 The First National Bank Tampa Free-flowing barium carbonate and method of making same
US2791489A (en) * 1952-04-01 1957-05-07 Columbia Southern Chem Corp Method of removing carbon from a mixture of barium oxide and carbon
DE1225678C2 (de) * 1964-11-23 1967-04-20 Elektrometallurgie M B H Ges Verfahren zur Herstellung stickstoffhaltiger Stahlveredler
DE1621568B2 (de) * 1967-11-04 1971-12-09 Degussa Verfahren zur entgiftung von cyanid und nitrithaltigen waess rigen loesungen

Also Published As

Publication number Publication date
DE2234171B1 (de) 1973-04-05
DE2234171C2 (de) 1973-10-31
DE2234171A1 (he) 1973-04-05
US3847597A (en) 1974-11-12
NL7309689A (he) 1974-01-15
FR2192177B1 (he) 1976-09-17
FR2192177A1 (he) 1974-02-08
IT988272B (it) 1975-04-10
SE387665B (sv) 1976-09-13
GB1407896A (en) 1975-10-01
NL151958B (nl) 1977-01-17

Similar Documents

Publication Publication Date Title
FR2307769A1 (fr) Procede et appareil d'assechement des residus de traitement des eaux usees
FR2469931B1 (fr) Appareil de traitement par ionophorese
BE799190A (fr) Procede de traitement de cereales et d'autres graines
FR2311818A1 (fr) Composition et procede pour le traitement de fibres keratiniques
BE839601A (fr) Procede et dispositif pour le traitement de substances hydratees et application de ce procede a la preparation de boues seches pasteurisees
BE781992A (fr) Procede et appareil d'acheminement et de traitement de matieresthermoplastiques
BE829423A (fr) Procede et appareil de traitement de boues ou matieres residuaires
BE753000A (fr) Procede de traitement du lait et de sous-produits laitiers
BE801401A (fr) Procede d'elimination et/ou de traitement simultane de residus salins de trempe
BE757417A (fr) Procede et appareil pour le traitement de la
BE842053A (fr) Procede et appareil pour le traitement de dechets putrefactifs
BE825011A (fr) Procede et appareil de traitement de brames
BE797616A (fr) Procede et appareil de traitement d'effluents contenant notamment des metaux lourds
BE807902A (fr) Procede de traitement d'hydrogels
BE792262A (fr) Procede de traitement de la viande
BE797004A (fr) Composition pharmaceutique et methode de traitement des etats de depression
BE801758A (fr) Procede et appareil de traitement des eaux-vannes
FR2310706A1 (fr) Procede de traitement de tourteaux et graines d'origine
FR2303523A1 (fr) Incubateur pour le traitement des prematures et equipement comportant cet incubateur
BE813573A (fr) Procede et appareil de traitement des tissus
BE838029A (fr) Procede pour le traitement de l'or et de metaux du groupe du platine
FR2482623B1 (fr) Foulon pour le traitement des cuirs et peaux
FR2321299A1 (fr) Procede et appareil de traitement de liquides aqueux par l'ozone
BE808280A (fr) Procede de traitement des concentres de pyrochlores
BE787399A (fr) Procede et appareil de traitement d'immondices