FR1162741A - Machine à faire le vide dans des dispositifs à décharge électrique - Google Patents

Machine à faire le vide dans des dispositifs à décharge électrique

Info

Publication number
FR1162741A
FR1162741A FR1162741DA FR1162741A FR 1162741 A FR1162741 A FR 1162741A FR 1162741D A FR1162741D A FR 1162741DA FR 1162741 A FR1162741 A FR 1162741A
Authority
FR
France
Prior art keywords
electric discharge
discharge devices
vacuum machine
vacuum
machine
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
Other languages
English (en)
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
Priority claimed from US543673A external-priority patent/US2789587A/en
Application filed by Sylvania Electric Products Inc filed Critical Sylvania Electric Products Inc
Application granted granted Critical
Publication of FR1162741A publication Critical patent/FR1162741A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/38—Exhausting, degassing, filling, or cleaning vessels
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B29/00—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins
    • C03B29/04—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a continuous way
    • C03B29/06—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a continuous way with horizontal displacement of the products

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Baking, Grill, Roasting (AREA)
  • Specific Conveyance Elements (AREA)
FR1162741D 1955-10-31 1956-10-31 Machine à faire le vide dans des dispositifs à décharge électrique Expired FR1162741A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US543673A US2789587A (en) 1955-10-31 1955-10-31 Exhaust machine
US625465A US2838297A (en) 1955-10-31 1956-11-30 Oven for heating electric lamp envelopes

Publications (1)

Publication Number Publication Date
FR1162741A true FR1162741A (fr) 1958-09-16

Family

ID=27067400

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1162741D Expired FR1162741A (fr) 1955-10-31 1956-10-31 Machine à faire le vide dans des dispositifs à décharge électrique

Country Status (5)

Country Link
US (1) US2838297A (US20100223739A1-20100909-C00025.png)
CA (1) CA576236A (US20100223739A1-20100909-C00025.png)
DE (1) DE1065936B (US20100223739A1-20100909-C00025.png)
FR (1) FR1162741A (US20100223739A1-20100909-C00025.png)
GB (1) GB806507A (US20100223739A1-20100909-C00025.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382051A (en) * 1978-05-26 1983-05-03 The Hepworth Iron Company Limited Of Sheffield Method for firing ceramic products
ATE1667T1 (de) * 1978-05-26 1982-11-15 The Hepworth Iron Company Limited Verfahren, ofen und anlage zum brennen keramischer produkte.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1903878A (en) * 1931-10-20 1933-04-18 Frank T Powers Heater
US2139067A (en) * 1937-02-11 1938-12-06 Nat Tube Co Continuous heating furnace
US2391970A (en) * 1943-12-07 1946-01-01 Nat Lock Washer Co Continuous furnace
US2530778A (en) * 1947-08-28 1950-11-21 Edward H Otto Bake oven for baking various food products
US2698170A (en) * 1951-02-09 1954-12-28 Charles H Foley Hay curing machine
US2795411A (en) * 1953-03-27 1957-06-11 Int Harvester Co Portable gas heat treating machine

Also Published As

Publication number Publication date
CA576236A (en) 1959-05-19
DE1065936B (US20100223739A1-20100909-C00025.png)
GB806507A (en) 1958-12-23
US2838297A (en) 1958-06-10

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