BE727010A - - Google Patents

Info

Publication number
BE727010A
BE727010A BE727010DA BE727010A BE 727010 A BE727010 A BE 727010A BE 727010D A BE727010D A BE 727010DA BE 727010 A BE727010 A BE 727010A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE727010A publication Critical patent/BE727010A/xx

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • Y10T428/24372—Particulate matter
    • Y10T428/24421—Silicon containing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249982—With component specified as adhesive or bonding agent
    • Y10T428/249985—Composition of adhesive or bonding component specified
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/24999—Inorganic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/249991—Synthetic resin or natural rubbers
    • Y10T428/249992—Linear or thermoplastic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/259—Silicic material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Transforming Electric Information Into Light Information (AREA)
BE727010D 1968-01-19 1969-01-17 BE727010A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70103968A 1968-01-19 1968-01-19

Publications (1)

Publication Number Publication Date
BE727010A true BE727010A (en:Method) 1969-07-01

Family

ID=24815821

Family Applications (1)

Application Number Title Priority Date Filing Date
BE727010D BE727010A (en:Method) 1968-01-19 1969-01-17

Country Status (6)

Country Link
US (1) US3598640A (en:Method)
JP (1) JPS5220857B1 (en:Method)
BE (1) BE727010A (en:Method)
CA (1) CA919977A (en:Method)
DE (1) DE1902056B2 (en:Method)
GB (1) GB1237201A (en:Method)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2201467C3 (de) * 1972-01-13 1981-08-20 Mechanische Weberei Gmbh, 4792 Bad Lippspringe Projektionsschirm für Durchprojektion
US3914469A (en) * 1972-08-09 1975-10-21 Richard Delano Method of controlling solar heat and light in green houses
JPS53110826A (en) * 1977-03-10 1978-09-27 Nippon Oils & Fats Co Ltd Paint for transmission type screen plate
US4431720A (en) * 1982-07-19 1984-02-14 Zenith Radio Corp. Imaging screen and coating therefor for rear-projection television
US4647519A (en) * 1983-08-24 1987-03-03 North American Philips Consumer Electronics Corp. Negative-working photoresist method of making rear-projection television screen viewing surface
US4556626A (en) * 1983-08-24 1985-12-03 North American Philips Consumer Electronics Corporation Negative-working dichromate photoresist composition, process for applying it to a polymethyl methacrylate surface, and article produced
DE3418661A1 (de) * 1984-05-19 1985-12-12 Jürgen 2202 Barmstedt Daszinnies Projektionswand fuer zwei- oder dreidimensionale projektionen
GB2343639A (en) * 1998-11-13 2000-05-17 Glaverbel Diffuse reflection glass
DE102006048473A1 (de) * 2006-10-11 2008-04-17 Sefar Ag Rückprojektionsgewebe, Rückprojektionsbildwand und Rückprojektionssystem
DE102008005597A1 (de) * 2008-01-22 2009-07-30 Lumin Visual Technologies Ag Projektionsbildschirm
DE102008005598A1 (de) * 2008-01-22 2009-07-30 Lumin Visual Technologies Ag Projektionsbildschirm-Emulsion
CN111635674A (zh) * 2019-05-17 2020-09-08 亚科维亚(福建)科技有限公司 一种透明投影涂料、正投影屏幕

Also Published As

Publication number Publication date
GB1237201A (en) 1971-06-30
CA919977A (en) 1973-01-30
DE1902056A1 (de) 1969-09-04
DE1902056B2 (de) 1976-12-02
US3598640A (en) 1971-08-10
JPS5220857B1 (en:Method) 1977-06-07

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