ES309330A1 - Un procedimiento para la produccion de electretos. - Google Patents

Un procedimiento para la produccion de electretos.

Info

Publication number
ES309330A1
ES309330A1 ES0309330A ES309330A ES309330A1 ES 309330 A1 ES309330 A1 ES 309330A1 ES 0309330 A ES0309330 A ES 0309330A ES 309330 A ES309330 A ES 309330A ES 309330 A1 ES309330 A1 ES 309330A1
Authority
ES
Spain
Prior art keywords
translation
machine
legally binding
google translate
electrets
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
ES0309330A
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.)
Philip Morris USA Inc
Original Assignee
Philip Morris USA 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
Application filed by Philip Morris USA Inc filed Critical Philip Morris USA Inc
Publication of ES309330A1 publication Critical patent/ES309330A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/021—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric
    • H01G7/023—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric of macromolecular compounds
    • 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
    • Y10T29/00—Metal working
    • Y10T29/43—Electric condenser making
    • Y10T29/435—Solid dielectric type
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49226—Electret making

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Treating Waste Gases (AREA)
  • Filtering Materials (AREA)
ES0309330A 1964-02-28 1965-02-13 Un procedimiento para la produccion de electretos. Expired ES309330A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US348067A US3316620A (en) 1964-02-28 1964-02-28 Process for the production of electrets

Publications (1)

Publication Number Publication Date
ES309330A1 true ES309330A1 (es) 1965-05-16

Family

ID=23366515

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0309330A Expired ES309330A1 (es) 1964-02-28 1965-02-13 Un procedimiento para la produccion de electretos.

Country Status (13)

Country Link
US (1) US3316620A (es)
AT (1) AT266278B (es)
BE (1) BE660126A (es)
CH (1) CH429947A (es)
ES (1) ES309330A1 (es)
FI (1) FI44648C (es)
FR (1) FR1457291A (es)
GB (1) GB1079134A (es)
LU (1) LU48065A1 (es)
MY (1) MY6800107A (es)
NL (1) NL6502370A (es)
NO (1) NO121053B (es)
SE (1) SE300133B (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3400383A (en) * 1964-08-05 1968-09-03 Texas Instruments Inc Trainable decision system and adaptive memory element
US3487610A (en) * 1965-03-26 1970-01-06 Du Pont Electrostatic filter unit with high stable charge and its manufacture
GB1135737A (es) * 1965-10-23 1900-01-01
USRE28420E (en) * 1967-05-15 1975-05-13 Blbctret acoustic transducer
US3632443A (en) * 1968-04-27 1972-01-04 Sony Corp Method of making polypropylene electrets
NL143362B (nl) * 1968-07-10 1974-09-16 Tno Werkwijze voor het formeren van een eenzijdig gemetalliseerde elektreetfoelie, alsmede zulk een elektreetfoelie geformeerd volgens deze werkwijze.
US3748727A (en) * 1968-07-11 1973-07-31 W Swain Method of making electret transducers
NL146969B (nl) * 1969-11-12 1975-08-15 Tno Verbetering van werkwijze voor het formeren van een eenzijdig gemetalliseerde elektreetfoelie.
US3650024A (en) * 1969-11-21 1972-03-21 Thermo Couple Products Co Inc Temperature sensitive control sensor
JPS5019360B1 (es) * 1970-08-26 1975-07-05
US3670058A (en) * 1971-02-01 1972-06-13 Gte Sylvania Inc Method of reducing self-generated electrical noise in coaxial cable
JPS5718641B2 (es) * 1973-07-17 1982-04-17
MX145379A (es) * 1976-09-24 1982-01-29 Pennwalt Corp Metodo mejorado para polarizar una pila de capas multiples de peliculas formadoras de elementos piezoelectricos
DE3041957A1 (de) * 1979-11-08 1981-09-03 British Aerospace, Weybridge, Surrey Thermische abschirmung, insbesondere fuer raumfahrzeuge
FR2519293A1 (fr) * 1981-12-31 1983-07-08 Thomson Csf Procede de fabrication d'un bloc en materiau macromoleculaire piezoelectrique et bloc obtenu par ledit procede
US6513184B1 (en) 2000-06-28 2003-02-04 S. C. Johnson & Son, Inc. Particle entrapment system
US6550639B2 (en) 2000-12-05 2003-04-22 S.C. Johnson & Son, Inc. Triboelectric system
US6967584B2 (en) * 2003-07-28 2005-11-22 Senstar-Stellar Corporation Integrated sensor cable for ranging

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2785350A (en) * 1954-10-18 1957-03-12 Erie Resistor Corp Capacitor
US2842653A (en) * 1956-04-09 1958-07-08 Western Electric Co Methods of making electrical capacitors

Also Published As

Publication number Publication date
US3316620A (en) 1967-05-02
LU48065A1 (es) 1965-04-26
FI44648C (fi) 1971-12-10
FR1457291A (fr) 1966-11-04
AT266278B (de) 1968-11-11
GB1079134A (en) 1967-08-16
CH429947A (de) 1967-02-15
BE660126A (es) 1965-06-16
FI44648B (es) 1971-08-31
SE300133B (es) 1968-04-08
NL6502370A (es) 1965-08-30
MY6800107A (en) 1968-12-31
NO121053B (es) 1971-01-11

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