NL6614919A - - Google Patents

Info

Publication number
NL6614919A
NL6614919A NL6614919A NL6614919A NL6614919A NL 6614919 A NL6614919 A NL 6614919A NL 6614919 A NL6614919 A NL 6614919A NL 6614919 A NL6614919 A NL 6614919A NL 6614919 A NL6614919 A NL 6614919A
Authority
NL
Netherlands
Application number
NL6614919A
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 NL6614919A publication Critical patent/NL6614919A/xx

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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
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/16—Layers for recording by changing the magnetic properties, e.g. for Curie-point-writing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/002—Inhomogeneous material in general
    • H01B3/004—Inhomogeneous material in general with conductive additives or conductive layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/26—Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers
    • H01F10/265—Magnetic multilayers non exchange-coupled
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/39—Electrets separator
    • 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
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12049—Nonmetal component
    • 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
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    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12063—Nonparticulate metal component
    • Y10T428/12069—Plural nonparticulate metal components
    • 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
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    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12063—Nonparticulate metal component
    • Y10T428/12104—Particles discontinuous
    • Y10T428/12111—Separated by nonmetal matrix or binder [e.g., welding electrode, etc.]
    • 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
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    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
    • Y10T428/12556—Organic component
    • Y10T428/12569—Synthetic resin
    • 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
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    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12986—Adjacent functionally defined components
    • 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
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    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31511—Of epoxy ether
    • Y10T428/31515—As intermediate layer
    • Y10T428/31522—Next to metal
    • 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
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    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/3154—Of fluorinated addition polymer from unsaturated monomers
    • 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
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    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31565—Next to polyester [polyethylene terephthalate, etc.]
    • 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
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    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31605—Next to free metal
    • 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
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    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31609—Particulate metal or metal compound-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
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    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y10T428/31681—Next to polyester, polyamide or polyimide [e.g., alkyd, glue, or nylon, etc.]
    • 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
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    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y10T428/31692—Next to addition polymer from unsaturated monomers
    • 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
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    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y10T428/31692—Next to addition polymer from unsaturated monomers
    • Y10T428/31699—Ester, halide or nitrile of addition polymer
    • 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
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    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y10T428/31703—Next to cellulosic
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y10T428/31714—Next to natural gum, natural oil, rosin, lac or wax
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31801—Of wax or waxy material

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Laminated Bodies (AREA)
  • Filtering Materials (AREA)
  • Elimination Of Static Electricity (AREA)
NL6614919A 1965-10-23 1966-10-21 NL6614919A (hu)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US50392165A 1965-10-23 1965-10-23
US50324565A 1965-10-23 1965-10-23
US50313465A 1965-10-23 1965-10-23
US50324465A 1965-10-23 1965-10-23

Publications (1)

Publication Number Publication Date
NL6614919A true NL6614919A (hu) 1967-04-24

Family

ID=27504431

Family Applications (4)

Application Number Title Priority Date Filing Date
NL6614918A NL6614918A (hu) 1965-10-23 1966-10-21
NL6614920A NL6614920A (hu) 1965-10-23 1966-10-21
NL6614917A NL6614917A (hu) 1965-10-23 1966-10-21
NL6614919A NL6614919A (hu) 1965-10-23 1966-10-21

Family Applications Before (3)

Application Number Title Priority Date Filing Date
NL6614918A NL6614918A (hu) 1965-10-23 1966-10-21
NL6614920A NL6614920A (hu) 1965-10-23 1966-10-21
NL6614917A NL6614917A (hu) 1965-10-23 1966-10-21

Country Status (7)

Country Link
US (3) US3449094A (hu)
BE (2) BE688614A (hu)
CH (2) CH474137A (hu)
DE (2) DE1564361A1 (hu)
GB (1) GB1135737A (hu)
LU (2) LU52209A1 (hu)
NL (4) NL6614918A (hu)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
BR7016004D0 (pt) * 1969-01-14 1973-05-17 Braun Ag Aperfeicoamentos em barbeadores eletricos
US3647537A (en) * 1969-01-21 1972-03-07 Bell Telephone Labor Inc Method for making electro-optic dipoles
NL146969B (nl) * 1969-11-12 1975-08-15 Tno Verbetering van werkwijze voor het formeren van een eenzijdig gemetalliseerde elektreetfoelie.
US3967027A (en) * 1969-12-19 1976-06-29 Kureha Kagaku Kogyo Kabushiki Kaisha Stable electret retaining a high surface potential and method of making the same
US3763482A (en) * 1971-02-01 1973-10-02 Gte Sylvania Inc Coaxial cable transducer
CA992738A (en) * 1971-04-08 1976-07-13 Naohiro Murayama Pyroelectric element of polymer film
JPS4861126A (hu) * 1971-12-02 1973-08-27
US3783588A (en) * 1971-12-20 1974-01-08 Gen Electric Polymer film electret air filter
GB1369176A (en) * 1972-02-02 1974-10-02 Fujimura N Cigarette holder
US3828526A (en) * 1972-10-17 1974-08-13 A King Particle collector
JPS5718641B2 (hu) * 1973-07-17 1982-04-17
NL7403965A (nl) * 1974-03-25 1975-09-29 Philips Nv Werkwijze tot het vervaardigen van een homopo- laire electreet uit een folie.
US3890511A (en) * 1974-04-15 1975-06-17 Gte Laboratories Inc Electret pulse generator
JPS5130997A (en) * 1974-09-11 1976-03-16 Kureha Chemical Ind Co Ltd Kobunshifuirumu no renzokuseikyokuhoho
JPS5188583A (en) * 1975-02-03 1976-08-03 Kinzokuhichakufuirumu
US3968790A (en) * 1975-02-26 1976-07-13 Rikagaku Kenkyusho Electret method of promoting callus formation in regeneration of bones
CA1106982A (en) * 1976-09-24 1981-08-11 Oliver S. Sprout, Jr. Polarization of a multi-ply stack of piezoelectric- forming resin pellicles
JPS5910046B2 (ja) * 1977-03-28 1984-03-06 新田ベルト株式会社 エレクトレツト化したエアフイルタ−用濾材の電荷保持構造
EP0001008A1 (en) * 1977-08-22 1979-03-07 The Post Office Method and apparatus for implanting an electret charge in a foil material, and product produced thereby
US4249919A (en) * 1978-12-26 1981-02-10 Kalt Charles G Matrix type electrostatic precipitator
IL59078A0 (en) * 1979-01-30 1980-05-30 Int Standard Electric Corp Manufacture of piezo-electric plastics film and transducer comprising it
JPS5624013A (en) * 1979-05-04 1981-03-07 Nitta Kk Structure of air filter element
US4302633A (en) * 1980-03-28 1981-11-24 Hosiden Electronics Co., Ltd. Electrode plate electret of electro-acoustic transducer and its manufacturing method
GB2079055B (en) * 1980-06-30 1985-02-20 Tokyo Shibaura Electric Co Electret device
GB2079053B (en) * 1980-06-30 1984-03-28 Tokyo Shibaura Electric Co Electret device
FR2490877A1 (fr) * 1980-09-19 1982-03-26 Thomson Csf Procede de fabrication de films polymeres piezoelectriques
US4375718A (en) * 1981-03-12 1983-03-08 Surgikos, Inc. Method of making fibrous electrets
FR2519503B1 (fr) * 1981-12-31 1991-09-06 Thomson Csf Transducteurs piezoelectriques polymeres et procede de fabrication
EP0122988B1 (en) * 1983-04-26 1989-01-25 Mitsui Petrochemical Industries, Ltd. Electret article
DE3565993D1 (en) * 1984-04-29 1988-12-08 Nitto Electric Ind Co Method of adhering metal alloy to metal sheet with resin composition
EP0345828B1 (en) * 1985-05-30 1993-09-29 Research Development Corporation of Japan Electrostatic dust collector
FR2605138A1 (fr) * 1986-10-08 1988-04-15 Atesys Sa Procede pour la polarisation d'un materiau dielectrique
DE3731575A1 (de) * 1987-09-19 1989-03-30 Freudenberg Carl Fa Filterpack
US4902306A (en) * 1988-08-09 1990-02-20 Air Purification Products International, Inc. Dual-dipole electrostatic air filter
DE3828706A1 (de) * 1988-08-24 1990-03-01 Schwaebische Huettenwerke Gmbh Formteil mit einer stuetzmatrix
US5705215A (en) * 1991-11-07 1998-01-06 Riach, Jr.; George Magnetic method for extending the shelf life of food products
US5350443B2 (en) * 1993-04-19 1999-08-10 Von Hasso Bluecher Filter sheet material for passenger cabins in motor vehicles
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
KR20050057187A (ko) * 2002-09-05 2005-06-16 산에이 겐세츠 가부시키가이샤 공기청정기
US9285930B2 (en) * 2007-05-09 2016-03-15 Wacom Co., Ltd. Electret stylus for touch-sensor device
US7951229B2 (en) * 2007-09-11 2011-05-31 Columbus Industries, Inc. Air filter formed from slit and expanded layers of electrostatically enhanced material
CN101887003B (zh) 2010-06-29 2016-06-08 上海杰远环保科技有限公司 一种微粒测量装置及其测量方法
WO2013026193A1 (en) * 2011-08-23 2013-02-28 Empire Technology Development Llc Self-cleaning electret filter
CN102379456A (zh) * 2011-10-04 2012-03-21 徐国元 驻极体香烟过滤嘴
US10168059B2 (en) * 2015-09-11 2019-01-01 Panasonic Intellectual Property Management Co., Ltd. Filtering medium and air purifier
CN111495035B (zh) * 2020-02-28 2022-09-06 中科贝思达（厦门）环保科技股份有限公司 一种驻极纳米纤维空气过滤材料及其制备方法
CN112956725B (zh) * 2021-03-17 2022-08-26 云南中烟工业有限责任公司 一种双层复合的再造烟叶纸质滤棒及其制备方法
CN115976452B (zh) * 2022-12-21 2023-06-16 哈尔滨工业大学 一种等离子体环境下抑制磁体表面放电的处理方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB292479A (en) * 1927-06-18 1929-06-13 Platen Munters Refrig Syst Ab Improvements in or relating to the separation of impurities from circulating air, gas, or vapour
US2740184A (en) * 1951-03-01 1956-04-03 Albert G Thomas Electrically charged material
BE535871A (hu) * 1954-02-23
US3005707A (en) * 1956-04-16 1961-10-24 Leonard E Ravich Devices exhibiting persistent internal polarization and methods of utilizing the same
US3000735A (en) * 1956-06-11 1961-09-19 Keller Daniel Franklin Method and apparatus for the reproduction of images
US3138517A (en) * 1960-05-27 1964-06-23 Minnesota Mining & Mfg Metalized laminate
US3268331A (en) * 1962-05-24 1966-08-23 Itek Corp Persistent internal polarization systems
DE1211978B (de) * 1963-05-10 1966-03-03 Reemtsma H F & Ph Tabakrauchfilter
US3316620A (en) * 1964-02-28 1967-05-02 Philip Morris Inc Process for the production of electrets
US3354373A (en) * 1964-05-14 1967-11-21 Northern Electric Co Fixture for use during the polarization of an electret
US3359145A (en) * 1964-12-28 1967-12-19 Monsanto Res Corp Electrically conducting adhesive

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LU52215A1 (hu) 1966-12-21
CH474137A (de) 1969-06-15
BE688614A (hu) 1967-03-31
US3449093A (en) 1969-06-10
CH469336A (de) 1969-02-28
DE1564361A1 (de) 1970-01-02
US3449094A (en) 1969-06-10
LU52209A1 (hu) 1966-12-20
GB1135737A (hu) 1900-01-01
DE1564362B2 (de) 1971-11-18
NL6614918A (hu) 1967-04-24
NL6614920A (hu) 1967-04-24
DE1564362A1 (de) 1970-03-05
NL6614917A (hu) 1967-04-24
US3496013A (en) 1970-02-17
BE688613A (hu) 1967-03-31

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