FR2322167B1 - - Google Patents

Info

Publication number
FR2322167B1
FR2322167B1 FR7624527A FR7624527A FR2322167B1 FR 2322167 B1 FR2322167 B1 FR 2322167B1 FR 7624527 A FR7624527 A FR 7624527A FR 7624527 A FR7624527 A FR 7624527A FR 2322167 B1 FR2322167 B1 FR 2322167B1
Authority
FR
France
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
FR7624527A
Other languages
French (fr)
Other versions
FR2322167A1 (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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2322167A1 publication Critical patent/FR2322167A1/en
Application granted granted Critical
Publication of FR2322167B1 publication Critical patent/FR2322167B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/32—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof from compositions containing microballoons, e.g. syntactic foams
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Transducers For Ultrasonic Waves (AREA)
FR7624527A 1975-08-25 1976-08-11 Extremely light but very elastic and strong foam - composed of small hollow silicon dioxide spheres bonded together by resinous binder Granted FR2322167A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752537803 DE2537803A1 (en) 1975-08-25 1975-08-25 EXTREMELY LIGHT FOAM HIGH ELASTICITY AND STRENGTH

Publications (2)

Publication Number Publication Date
FR2322167A1 FR2322167A1 (en) 1977-03-25
FR2322167B1 true FR2322167B1 (en) 1979-07-06

Family

ID=5954806

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7624527A Granted FR2322167A1 (en) 1975-08-25 1976-08-11 Extremely light but very elastic and strong foam - composed of small hollow silicon dioxide spheres bonded together by resinous binder

Country Status (3)

Country Link
JP (1) JPS5226573A (en)
DE (1) DE2537803A1 (en)
FR (1) FR2322167A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4357363A (en) 1978-12-27 1982-11-02 Eastman Kodak Company Element, structure and method for the analysis or transport of liquids
US4381921A (en) 1978-12-27 1983-05-03 Eastman Kodak Company Element, structure and method for the analysis or transport of liquids

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA807224B (en) 1979-12-07 1982-01-27 Dunlop Ltd Foam composites
FR2526367A1 (en) * 1982-05-06 1983-11-10 Inst Francais Du Petrole MULTICELLULAR COMPOSITIONS, USED IN PARTICULAR AS FLOATABILITY MATERIALS
CN1065052C (en) * 1994-10-21 2001-04-25 西铁城钟表株式会社 Dial for solar cell timepiece and production method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE637540A (en) *
DE1181397B (en) * 1953-05-18 1964-11-12 Standard Oil Co Plastic compound made from interconnected non-metallic gas-filled hollow particles
US3079289A (en) * 1955-11-01 1963-02-26 Lockheed Aircraft Corp High dielectric constant material and method of making same
DE1694094B2 (en) * 1966-12-07 1974-08-22 Bayer Ag, 5090 Leverkusen Process for the production of non-combustible foams

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4357363A (en) 1978-12-27 1982-11-02 Eastman Kodak Company Element, structure and method for the analysis or transport of liquids
US4381921A (en) 1978-12-27 1983-05-03 Eastman Kodak Company Element, structure and method for the analysis or transport of liquids

Also Published As

Publication number Publication date
FR2322167A1 (en) 1977-03-25
DE2537803A1 (en) 1977-03-10
JPS5226573A (en) 1977-02-28

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Legal Events

Date Code Title Description
ST Notification of lapse