CH392071A4 - - Google Patents

Info

Publication number
CH392071A4
CH392071A4 CH392071A CH392071A CH392071A4 CH 392071 A4 CH392071 A4 CH 392071A4 CH 392071 A CH392071 A CH 392071A CH 392071 A CH392071 A CH 392071A CH 392071 A4 CH392071 A4 CH 392071A4
Authority
CH
Switzerland
Application number
CH392071A
Other versions
CH561924B5 (fr
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
Priority to CH392071A priority Critical patent/CH561924B5/xx
Priority to IT19842/72A priority patent/IT946946B/it
Priority to DE19722208578 priority patent/DE2208578C3/de
Priority to FR7207060A priority patent/FR2130114A1/fr
Publication of CH392071A4 publication Critical patent/CH392071A4/xx
Publication of CH561924B5 publication Critical patent/CH561924B5/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
    • G04B31/06—Manufacture or mounting processes
    • 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
    • C04B35/10—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 aluminium oxide

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Adornments (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
CH392071A 1971-03-17 1971-03-17 Procédé de fabrication de pierres à trou pour l'horlogerie et paliers pour pièces d'horlogerie obtenues par ce procédé CH561924B5 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH392071A CH561924B5 (fr) 1971-03-17 1971-03-17 Procédé de fabrication de pierres à trou pour l'horlogerie et paliers pour pièces d'horlogerie obtenues par ce procédé
IT19842/72A IT946946B (it) 1971-03-17 1972-01-26 Procedimento di fabbricazione di pietre forate per orologeria e pezzi ottenuti con questo proce dimento
DE19722208578 DE2208578C3 (de) 1971-03-17 1972-02-23 Verfahren zur Herstellung von Uhren-Lochsteinen
FR7207060A FR2130114A1 (en) 1971-03-17 1972-03-01 Watch bearings - prepd from compressed sintered alumina perforated and grooved simultaneously

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH392071A CH561924B5 (fr) 1971-03-17 1971-03-17 Procédé de fabrication de pierres à trou pour l'horlogerie et paliers pour pièces d'horlogerie obtenues par ce procédé

Publications (2)

Publication Number Publication Date
CH392071A4 true CH392071A4 (es) 1975-03-31
CH561924B5 CH561924B5 (fr) 1975-05-15

Family

ID=4266330

Family Applications (1)

Application Number Title Priority Date Filing Date
CH392071A CH561924B5 (fr) 1971-03-17 1971-03-17 Procédé de fabrication de pierres à trou pour l'horlogerie et paliers pour pièces d'horlogerie obtenues par ce procédé

Country Status (3)

Country Link
CH (1) CH561924B5 (es)
FR (1) FR2130114A1 (es)
IT (1) IT946946B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2778801B1 (fr) * 2013-03-11 2019-06-05 Comadur S.A. Coussinet comportant des premier et deuxième éléments fonctionnels sur deux faces distinctes
CH714323A2 (fr) 2017-11-13 2019-05-15 Comadur Sa Procédé de fabrication d'une pierre percée.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1241328A (fr) * 1958-10-13 1960-09-16 Norton Co Procédé de fabrication de pièces dures résistant à l'usure
DE1523725B2 (de) * 1967-08-16 1973-02-22 Erfinor AG, Sitz bei Advokatur und Notanatsbureau Prof D H Marti, Bern Verfahren zur herstellung von uhrensteinen

Also Published As

Publication number Publication date
IT946946B (it) 1973-05-21
FR2130114B1 (es) 1974-09-13
FR2130114A1 (en) 1972-11-03
CH561924B5 (fr) 1975-05-15
DE2208578A1 (de) 1972-09-28
DE2208578B2 (de) 1977-02-03

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Legal Events

Date Code Title Description
PL Patent ceased