BE514119A - - Google Patents

Info

Publication number
BE514119A
BE514119A BE514119DA BE514119A BE 514119 A BE514119 A BE 514119A BE 514119D A BE514119D A BE 514119DA BE 514119 A BE514119 A BE 514119A
Authority
BE
Belgium
Prior art keywords
germanium
quartz
glass
tube
emi
Prior art date
Application number
Other languages
English (en)
French (fr)
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 BE514119A publication Critical patent/BE514119A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/04—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of rods or wire
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F3/00—Changing the physical structure of non-ferrous metals or alloys by special physical methods, e.g. treatment with neutrons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
BE514119D 1951-09-13 BE514119A (instruction)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL309986X 1951-09-13

Publications (1)

Publication Number Publication Date
BE514119A true BE514119A (instruction)

Family

ID=19783599

Family Applications (1)

Application Number Title Priority Date Filing Date
BE514119D BE514119A (instruction) 1951-09-13

Country Status (3)

Country Link
BE (1) BE514119A (instruction)
CH (1) CH309986A (instruction)
FR (1) FR1062888A (instruction)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1105621B (de) * 1955-01-13 1961-04-27 Siemens Ag Verfahren zur Beeinflussung der Kristallisation aus einer Schmelze aus Halbleitergrundstoff nach dem Stufen-ziehverfahren unter Anwendung des Peltier-Effektes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1105621B (de) * 1955-01-13 1961-04-27 Siemens Ag Verfahren zur Beeinflussung der Kristallisation aus einer Schmelze aus Halbleitergrundstoff nach dem Stufen-ziehverfahren unter Anwendung des Peltier-Effektes

Also Published As

Publication number Publication date
FR1062888A (fr) 1954-04-28
CH309986A (de) 1955-09-30

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