FR2286804A1 - Materiau et procede de fabrication de pieces en ceramique pour varistances - Google Patents

Materiau et procede de fabrication de pieces en ceramique pour varistances

Info

Publication number
FR2286804A1
FR2286804A1 FR7433080A FR7433080A FR2286804A1 FR 2286804 A1 FR2286804 A1 FR 2286804A1 FR 7433080 A FR7433080 A FR 7433080A FR 7433080 A FR7433080 A FR 7433080A FR 2286804 A1 FR2286804 A1 FR 2286804A1
Authority
FR
France
Prior art keywords
varistors
ceramic parts
manufacturing ceramic
manufacturing
parts
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.)
Granted
Application number
FR7433080A
Other languages
English (en)
French (fr)
Other versions
FR2286804B1 (enExample
Inventor
Mieczyslaw Hildebrandt
Henri Levieil
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7433080A priority Critical patent/FR2286804A1/fr
Priority to NL7511442A priority patent/NL7511442A/xx
Priority to BE160545A priority patent/BE834018A/xx
Priority to DE19752543655 priority patent/DE2543655C3/de
Priority to GB4019675A priority patent/GB1513046A/en
Publication of FR2286804A1 publication Critical patent/FR2286804A1/fr
Application granted granted Critical
Publication of FR2286804B1 publication Critical patent/FR2286804B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/105—Varistor cores
    • H01C7/108—Metal oxide
    • H01C7/112—ZnO type
    • 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
    • C04B35/453—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 zinc, tin, or bismuth oxides or solid solutions thereof with other oxides, e.g. zincates, stannates or bismuthates
    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Thermistors And Varistors (AREA)
FR7433080A 1974-10-01 1974-10-01 Materiau et procede de fabrication de pieces en ceramique pour varistances Granted FR2286804A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7433080A FR2286804A1 (fr) 1974-10-01 1974-10-01 Materiau et procede de fabrication de pieces en ceramique pour varistances
NL7511442A NL7511442A (nl) 1974-10-01 1975-09-29 Materiaal en werkwijze voor de vervaardiging van varistances.
BE160545A BE834018A (fr) 1974-10-01 1975-09-30 Materiau et procede de fabrication de pieces en ceramique pour varistances
DE19752543655 DE2543655C3 (de) 1974-10-01 1975-09-30 Keramischer spannungsabhängiger Widerstand und Verfahren zu seiner Herstellung
GB4019675A GB1513046A (en) 1974-10-01 1975-10-01 Material for and a method of manufacturing ceramic components for varistors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7433080A FR2286804A1 (fr) 1974-10-01 1974-10-01 Materiau et procede de fabrication de pieces en ceramique pour varistances

Publications (2)

Publication Number Publication Date
FR2286804A1 true FR2286804A1 (fr) 1976-04-30
FR2286804B1 FR2286804B1 (enExample) 1978-07-13

Family

ID=9143636

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7433080A Granted FR2286804A1 (fr) 1974-10-01 1974-10-01 Materiau et procede de fabrication de pieces en ceramique pour varistances

Country Status (5)

Country Link
BE (1) BE834018A (enExample)
DE (1) DE2543655C3 (enExample)
FR (1) FR2286804A1 (enExample)
GB (1) GB1513046A (enExample)
NL (1) NL7511442A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2411813A1 (fr) * 1977-12-13 1979-07-13 Thomson Csf Procede de frittage rapide de pieces en ceramique, four de mise en oeuvre d'un tel procede, et ferrite ainsi obtenu
FR2475791A1 (fr) * 1980-02-12 1981-08-14 Thomson Csf Resistance ceramique non lineaire a faible tension de seuil, et son procede de fabrication

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3335354A1 (de) * 1983-09-29 1985-04-18 Siemens AG, 1000 Berlin und 8000 München Verfahren zur herstellung dotierter zinkoxid-varistor-keramik
CN108751978A (zh) * 2018-06-19 2018-11-06 承德伏安电工有限公司 氧化锌压敏陶瓷电阻片的制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1261400A (fr) * 1960-04-08 1961-05-19 Lignes Telegraph Telephon Matériaux présentant des propriétés de varistances et leurs méthodes de fabrication
FR1604377A (enExample) * 1967-10-09 1971-11-08
FR2138981A1 (enExample) * 1971-05-24 1973-01-05 Tokyo Shibaura Electric Co

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1261400A (fr) * 1960-04-08 1961-05-19 Lignes Telegraph Telephon Matériaux présentant des propriétés de varistances et leurs méthodes de fabrication
FR1604377A (enExample) * 1967-10-09 1971-11-08
FR2138981A1 (enExample) * 1971-05-24 1973-01-05 Tokyo Shibaura Electric Co

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2411813A1 (fr) * 1977-12-13 1979-07-13 Thomson Csf Procede de frittage rapide de pieces en ceramique, four de mise en oeuvre d'un tel procede, et ferrite ainsi obtenu
FR2475791A1 (fr) * 1980-02-12 1981-08-14 Thomson Csf Resistance ceramique non lineaire a faible tension de seuil, et son procede de fabrication
EP0034511A3 (fr) * 1980-02-12 1981-09-09 L.C.C.-C.I.C.E. - Compagnie Europeenne De Composants Electroniques Résistance céramique non linéaire à faible tension de seuil, et son procédé de fabrication

Also Published As

Publication number Publication date
NL7511442A (nl) 1976-04-05
DE2543655C3 (de) 1981-12-10
GB1513046A (en) 1978-06-07
BE834018A (fr) 1976-01-16
DE2543655B2 (de) 1981-04-09
FR2286804B1 (enExample) 1978-07-13
DE2543655A1 (de) 1976-04-15

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Legal Events

Date Code Title Description
ST Notification of lapse