FR902364A - Appareil refroidi au moyen d'un liquide réfrigérant - Google Patents

Appareil refroidi au moyen d'un liquide réfrigérant

Info

Publication number
FR902364A
FR902364A FR902364DA FR902364A FR 902364 A FR902364 A FR 902364A FR 902364D A FR902364D A FR 902364DA FR 902364 A FR902364 A FR 902364A
Authority
FR
France
Prior art keywords
refrigerant
unit cooled
cooled
unit
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)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR902364A publication Critical patent/FR902364A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/02Details
    • H01J61/025Associated optical elements
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/16Cooling; Preventing overheating
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/24Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
FR902364D 1943-03-04 1944-03-02 Appareil refroidi au moyen d'un liquide réfrigérant Expired FR902364A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL631733X 1943-03-04

Publications (1)

Publication Number Publication Date
FR902364A true FR902364A (fr) 1945-08-29

Family

ID=19788755

Family Applications (1)

Application Number Title Priority Date Filing Date
FR902364D Expired FR902364A (fr) 1943-03-04 1944-03-02 Appareil refroidi au moyen d'un liquide réfrigérant

Country Status (3)

Country Link
FR (1) FR902364A (fr)
GB (1) GB631733A (fr)
NL (1) NL58984C (fr)

Also Published As

Publication number Publication date
NL58984C (fr)
GB631733A (en) 1949-11-09

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