NL6813799A - - Google Patents

Info

Publication number
NL6813799A
NL6813799A NL6813799A NL6813799A NL6813799A NL 6813799 A NL6813799 A NL 6813799A NL 6813799 A NL6813799 A NL 6813799A NL 6813799 A NL6813799 A NL 6813799A NL 6813799 A NL6813799 A NL 6813799A
Authority
NL
Netherlands
Application number
NL6813799A
Other versions
NL151218B (nl
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 NL6813799A publication Critical patent/NL6813799A/xx
Publication of NL151218B publication Critical patent/NL151218B/xx

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
    • H01G7/025—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric
    • H01G7/026—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric with ceramic dielectric
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/46—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/51—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on compounds of actinides

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Composite Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)
NL686813799A 1967-09-26 1968-09-26 Werkwijze voor het bereiden van een piezo-elektrisch keramisch materiaal, alsmede voorwerpen, geheel of gedeeltelijk bestaande uit het piezo-elektrische keramische materiaal verkregen door toepassing van deze werkwijze. NL151218B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6250467 1967-09-26

Publications (2)

Publication Number Publication Date
NL6813799A true NL6813799A (enExample) 1969-03-28
NL151218B NL151218B (nl) 1976-10-15

Family

ID=13202051

Family Applications (1)

Application Number Title Priority Date Filing Date
NL686813799A NL151218B (nl) 1967-09-26 1968-09-26 Werkwijze voor het bereiden van een piezo-elektrisch keramisch materiaal, alsmede voorwerpen, geheel of gedeeltelijk bestaande uit het piezo-elektrische keramische materiaal verkregen door toepassing van deze werkwijze.

Country Status (5)

Country Link
US (1) US3528918A (enExample)
DE (1) DE1796233C2 (enExample)
FR (1) FR1592133A (enExample)
GB (1) GB1184286A (enExample)
NL (1) NL151218B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3669887A (en) * 1968-08-08 1972-06-13 Matsushita Electric Industrial Co Ltd Piezoelectric ceramic compositions
CA981010A (en) * 1971-04-20 1976-01-06 Matsushita Electric Industrial Co., Ltd. Piezoelectric ceramic compositions
JPS5432516B2 (enExample) * 1973-09-04 1979-10-15
JPS5528436B2 (enExample) * 1973-11-24 1980-07-28
GB1456616A (en) * 1973-12-12 1976-11-24 Murata Manufacturing Co Ferroelectric ceramic composition
JPS5528437B2 (enExample) * 1974-02-20 1980-07-28
US4210546A (en) * 1974-10-09 1980-07-01 Matsushita Electric Industrial Co., Ltd. Piezoelectric ceramic compositions

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1116742B (de) * 1958-09-15 1961-11-09 Brush Crystal Company Ltd Ferroelektrische keramische Mischung fuer ein elektromechanisches Wandlerelement
GB1066752A (en) * 1964-04-28 1967-04-26 Matsushita Electric Industrial Co Ltd Piezoelectric ceramic compositions
NL135252C (enExample) * 1965-10-22 1900-01-01

Also Published As

Publication number Publication date
NL151218B (nl) 1976-10-15
GB1184286A (en) 1970-03-11
DE1796233C2 (de) 1974-08-08
FR1592133A (enExample) 1970-05-11
DE1796233B1 (de) 1972-03-16
US3528918A (en) 1970-09-15

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Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: MATSUSHITA

V4 Discontinued because of reaching the maximum lifetime of a patent