FR1238717A - Method and device for refining semiconductors - Google Patents

Method and device for refining semiconductors

Info

Publication number
FR1238717A
FR1238717A FR764322A FR764322A FR1238717A FR 1238717 A FR1238717 A FR 1238717A FR 764322 A FR764322 A FR 764322A FR 764322 A FR764322 A FR 764322A FR 1238717 A FR1238717 A FR 1238717A
Authority
FR
France
Prior art keywords
semiconductors
refining
refining semiconductors
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
FR764322A
Other languages
French (fr)
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.)
GTE Sylvania Inc
Original Assignee
Sylvania Electric Products 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
Application filed by Sylvania Electric Products Inc filed Critical Sylvania Electric Products Inc
Application granted granted Critical
Publication of FR1238717A publication Critical patent/FR1238717A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C30B13/28—Controlling or regulating
    • C30B13/30—Stabilisation or shape controlling of the molten zone, e.g. by concentrators, by electromagnetic fields; Controlling the section of the crystal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR764322A 1957-05-01 1958-04-29 Method and device for refining semiconductors Expired FR1238717A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US844813XA 1957-05-01 1957-05-01

Publications (1)

Publication Number Publication Date
FR1238717A true FR1238717A (en) 1960-08-19

Family

ID=22185228

Family Applications (1)

Application Number Title Priority Date Filing Date
FR764322A Expired FR1238717A (en) 1957-05-01 1958-04-29 Method and device for refining semiconductors

Country Status (3)

Country Link
DE (1) DE1106732B (en)
FR (1) FR1238717A (en)
GB (1) GB844813A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL287222A (en) * 1962-01-24
DE1219451B (en) * 1962-08-31 1966-06-23 Siemens Ag Process for the production of flat dendritic, elongated single crystals consisting of semiconductor material
NL301226A (en) * 1962-12-03
DE1297584B (en) * 1965-02-02 1969-06-19 Akademie D Wissenschaften Berl Method for crucible-free zone melting of a semiconductor rod
DE1282612B (en) * 1965-08-26 1968-11-14 Halbleiterwerk Frankfurt Oder Process for the homogenization of dopants in semiconductor single crystals

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE959479C (en) * 1952-09-23 1957-03-07 Siemens Ag Method for pulling semiconductor crystals from a melt for electrically asymmetrically conductive systems with locally different concentrations of impurities
DE1061527B (en) * 1953-02-14 1959-07-16 Siemens Ag Process for zone-wise remelting of rods and other elongated workpieces
NL105554C (en) * 1955-01-13

Also Published As

Publication number Publication date
DE1106732B (en) 1961-05-18
GB844813A (en) 1960-08-17

Similar Documents

Publication Publication Date Title
FR1275488A (en) Method and device for pressing Gruyères
BE586767A (en) Method and device for electrusion
FR1168930A (en) Method and device for returning special-tipped cigarettes
FR1177743A (en) Method and device for adjusting distillation columns
FR1238717A (en) Method and device for refining semiconductors
FR1193100A (en) Improved method and device for cleaning the air
FR1240920A (en) Casting method and device
FR1200736A (en) Balancing method and device
FR1214352A (en) Semiconductor device and method for making it
FR1308577A (en) Method and device for concentrating solutions
FR1187780A (en) Spark machining method and device
FR1174440A (en) Method and device for shaking containers
FR1193128A (en) Method and device for spacing pipes
FR1187993A (en) Method and device for turning gloves
FR1272050A (en) Method and device for improving thermal exchanges
FR1168622A (en) Method and device for improving the accuracy of projectiles
FR1201308A (en) Method and device for the production of fascines
FR1243253A (en) Sizing method and device
FR1236797A (en) Method and device for polymerizing olefins
FR1205666A (en) Packaging method and device
FR1213160A (en) Method and device for balancing rotors
FR1240841A (en) Method and device for the protection of glassware floats
FR1180552A (en) Method and device for separating gas-liquid mixtures
FR1189973A (en) Method and device for achromatizing prisms
FR1276483A (en) Device and method for carrying out excavations