IT946946B - Procedimento di fabbricazione di pietre forate per orologeria e pezzi ottenuti con questo proce dimento - Google Patents

Procedimento di fabbricazione di pietre forate per orologeria e pezzi ottenuti con questo proce dimento

Info

Publication number
IT946946B
IT946946B IT19842/72A IT1984272A IT946946B IT 946946 B IT946946 B IT 946946B IT 19842/72 A IT19842/72 A IT 19842/72A IT 1984272 A IT1984272 A IT 1984272A IT 946946 B IT946946 B IT 946946B
Authority
IT
Italy
Prior art keywords
dimento
proce
watches
pieces obtained
manufacturing perforated
Prior art date
Application number
IT19842/72A
Other languages
English (en)
Italian (it)
Original Assignee
Erfinor Ag
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 Erfinor Ag filed Critical Erfinor Ag
Application granted granted Critical
Publication of IT946946B publication Critical patent/IT946946B/it

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)
  • Compositions Of Oxide Ceramics (AREA)
  • Adornments (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
IT19842/72A 1971-03-17 1972-01-26 Procedimento di fabbricazione di pietre forate per orologeria e pezzi ottenuti con questo proce dimento IT946946B (it)

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 (1)

Publication Number Publication Date
IT946946B true IT946946B (it) 1973-05-21

Family

ID=4266330

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (3)

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

Families Citing this family (3)

* 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.
EP3835881A1 (fr) 2019-12-10 2021-06-16 Comadur S.A. Pierre, notamment pour un mouvement d'horlogerie, et son procédé de fabrication

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
DE2208578A1 (de) 1972-09-28
FR2130114A1 (en) 1972-11-03
CH561924B5 (fr) 1975-05-15
CH392071A4 (enrdf_load_stackoverflow) 1975-03-31
DE2208578B2 (de) 1977-02-03
FR2130114B1 (enrdf_load_stackoverflow) 1974-09-13

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