BE533921A - - Google Patents

Info

Publication number
BE533921A
BE533921A BE533921DA BE533921A BE 533921 A BE533921 A BE 533921A BE 533921D A BE533921D A BE 533921DA BE 533921 A BE533921 A BE 533921A
Authority
BE
Belgium
Application number
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.)
Publication of BE533921A publication Critical patent/BE533921A/xx

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
    • B01J6/00—Heat treatments such as Calcining; Fusing ; Pyrolysis
    • B01J6/005—Fusing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
    • C30B13/005—Continuous growth
BE533921D 1953-12-08 BE533921A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US396833A US2739045A (en) 1953-12-08 1953-12-08 Segregation process

Publications (1)

Publication Number Publication Date
BE533921A true BE533921A (xx)

Family

ID=23568808

Family Applications (1)

Application Number Title Priority Date Filing Date
BE533921D BE533921A (xx) 1953-12-08

Country Status (7)

Country Link
US (1) US2739045A (xx)
BE (1) BE533921A (xx)
CH (1) CH333698A (xx)
DE (1) DE1053194B (xx)
FR (1) FR1112171A (xx)
GB (2) GB786170A (xx)
NL (2) NL97193C (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2892688A (en) * 1956-04-23 1959-06-30 Buchler Joseph Device for the fractionation of three-phase mixtures
NL111952C (xx) * 1957-06-25
NL112572C (xx) * 1958-03-05
NL237383A (xx) * 1958-04-23
US2960397A (en) * 1958-09-03 1960-11-15 Dow Chemical Co Separation of calcium metal from contaminants
US3043667A (en) * 1960-10-31 1962-07-10 Manning Bernard Production of ultra-pure silicon or germanium
US3243266A (en) * 1961-01-06 1966-03-29 Guy H Moates Continuous multi-stage void differential-density hybrid zone melting
US3198606A (en) * 1961-01-23 1965-08-03 Ibm Apparatus for growing crystals
US3189419A (en) * 1961-08-02 1965-06-15 William R Wilcox Zone-melting crystallization technique
US3335084A (en) * 1964-03-16 1967-08-08 Gen Electric Method for producing homogeneous crystals of mixed semiconductive materials
US3310383A (en) * 1964-06-01 1967-03-21 John K Kennedy Continuous multi-stage void differential-density hybrid zone melting apparatus
US3981818A (en) * 1971-10-26 1976-09-21 The Harshaw Chemical Company Crystalline materials
DE3738840A1 (de) * 1987-08-12 1989-02-23 Intospace Gmbh Kristallisationseinrichtung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2361382A (en) * 1942-08-18 1944-10-31 Louis Rosen Method of casting
US2615060A (en) * 1951-08-14 1952-10-21 Gen Electric Crucible for the purification of molten substances

Also Published As

Publication number Publication date
DE1053194B (de) 1959-03-19
GB786170A (en) 1957-11-13
NL192179A (xx)
US2739045A (en) 1956-03-20
FR1112171A (fr) 1956-03-09
CH333698A (fr) 1958-10-31
GB786171A (en) 1957-11-13
NL97193C (xx)

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