SE387665B - Sett att gemensamt undanskaffa och/eller bearbeta ev. bariumhaltiga herdsaltsavfall pa basis av dels nitrit-/nitrathaltiga avfall och dels cyanid-/cyanathaltiga avfall - Google Patents

Sett att gemensamt undanskaffa och/eller bearbeta ev. bariumhaltiga herdsaltsavfall pa basis av dels nitrit-/nitrathaltiga avfall och dels cyanid-/cyanathaltiga avfall

Info

Publication number
SE387665B
SE387665B SE7309727A SE7309727A SE387665B SE 387665 B SE387665 B SE 387665B SE 7309727 A SE7309727 A SE 7309727A SE 7309727 A SE7309727 A SE 7309727A SE 387665 B SE387665 B SE 387665B
Authority
SE
Sweden
Prior art keywords
waste
joinly
cyanid
barium
collect
Prior art date
Application number
SE7309727A
Other languages
English (en)
Inventor
W Muller
B Rodewald
L Witzke
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 SE387665B publication Critical patent/SE387665B/sv

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)
SE7309727A 1972-07-12 1973-07-11 Sett att gemensamt undanskaffa och/eller bearbeta ev. bariumhaltiga herdsaltsavfall pa basis av dels nitrit-/nitrathaltiga avfall och dels cyanid-/cyanathaltiga avfall SE387665B (sv)

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
SE387665B true SE387665B (sv) 1976-09-13

Family

ID=5850407

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7309727A SE387665B (sv) 1972-07-12 1973-07-11 Sett att gemensamt undanskaffa och/eller bearbeta ev. bariumhaltiga herdsaltsavfall pa basis av dels nitrit-/nitrathaltiga avfall och dels cyanid-/cyanathaltiga avfall

Country Status (8)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS543038B2 (sv) * 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 (sv) * 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 (sv) 1973-04-05
US3847597A (en) 1974-11-12
NL7309689A (sv) 1974-01-15
FR2192177B1 (sv) 1976-09-17
FR2192177A1 (sv) 1974-02-08
IT988272B (it) 1975-04-10
BE801401A (fr) 1973-10-15
GB1407896A (en) 1975-10-01
NL151958B (nl) 1977-01-17

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