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ES421934A1 - Procedimiento para la preparacion de una pieza de trabajo con superficie visible de gran resistencia. - Google Patents

Procedimiento para la preparacion de una pieza de trabajo con superficie visible de gran resistencia.

Info

Publication number
ES421934A1
ES421934A1 ES421934A ES421934A ES421934A1 ES 421934 A1 ES421934 A1 ES 421934A1 ES 421934 A ES421934 A ES 421934A ES 421934 A ES421934 A ES 421934A ES 421934 A1 ES421934 A1 ES 421934A1
Authority
ES
Spain
Prior art keywords
manufacture
watch case
visible
casting
visible highly
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.)
Expired
Application number
ES421934A
Other languages
English (en)
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.)
A Schild SA
Original Assignee
A Schild 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 A Schild SA filed Critical A Schild SA
Publication of ES421934A1 publication Critical patent/ES421934A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • 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
    • G04B37/00—Cases
    • G04B37/22—Materials or processes of manufacturing pocket watch or wrist watch cases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Powder Metallurgy (AREA)
  • Adornments (AREA)
  • Heat Treatment Of Nonferrous Metals Or Alloys (AREA)
ES421934A 1973-01-05 1973-12-31 Procedimiento para la preparacion de una pieza de trabajo con superficie visible de gran resistencia. Expired ES421934A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH10573A CH554559A (es) 1973-01-05 1973-01-05

Publications (1)

Publication Number Publication Date
ES421934A1 true ES421934A1 (es) 1976-05-01

Family

ID=4179380

Family Applications (1)

Application Number Title Priority Date Filing Date
ES421934A Expired ES421934A1 (es) 1973-01-05 1973-12-31 Procedimiento para la preparacion de una pieza de trabajo con superficie visible de gran resistencia.

Country Status (8)

Country Link
US (1) US3998671A (es)
JP (1) JPS4998711A (es)
AT (1) AT338538B (es)
CH (2) CH10573A4 (es)
ES (1) ES421934A1 (es)
FR (1) FR2213125B1 (es)
GB (1) GB1446486A (es)
IT (1) IT1003291B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1525609A (en) * 1975-12-04 1978-09-20 Suisse Horlogerie Watch case and method of manufacture thereof
NL8202008A (nl) * 1982-05-14 1983-12-01 Philips Nv Optische koppelinrichting.
JP2757340B2 (ja) * 1989-09-08 1998-05-25 大豊工業 株式会社 浸ほう素処理摺動部材およびその製造方法
US5242741A (en) * 1989-09-08 1993-09-07 Taiho Kogyo Co., Ltd. Boronized sliding material and method for producing the same
CN101821682B (zh) * 2007-07-31 2012-01-18 并木精密宝石株式会社 表壳
KR101405845B1 (ko) * 2012-08-10 2014-06-11 기아자동차주식회사 금속분말 사출 성형을 이용한 밸브 트레인 부품의 제조방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE531069A (es) *
GB667175A (en) * 1948-01-23 1952-02-27 Skoda Works A process of manufacturing articles with a hard surface
US3647576A (en) * 1967-12-26 1972-03-07 Suwa Seikosha Kk Method of hardening sintered cemented carbide compositions by boronizing
US3698878A (en) * 1969-12-29 1972-10-17 Gen Electric Sintered tungsten carbide-base alloys
JPS546564B1 (es) * 1970-01-30 1979-03-29
US3841848A (en) * 1970-01-30 1974-10-15 Suwa Seikosha Kk HARD WATCH CASE COMPRISING TiN, T, AND AT LEAST ONE OF Mn, Al AND V
US3765958A (en) * 1970-04-20 1973-10-16 Aeronautics Of Space Method of heat treating a formed powder product material
US3655365A (en) * 1970-05-01 1972-04-11 Iit Res Inst High speed tool alloys and process
US3655458A (en) * 1970-07-10 1972-04-11 Federal Mogul Corp Process for making nickel-based superalloys
CH585861A5 (es) * 1972-04-20 1977-03-15 Bbc Brown Boveri & Cie

Also Published As

Publication number Publication date
FR2213125A1 (es) 1974-08-02
JPS4998711A (es) 1974-09-18
GB1446486A (en) 1976-08-18
IT1003291B (it) 1976-06-10
DE2362061A1 (de) 1974-07-18
ATA6374A (de) 1976-12-15
CH10573A4 (es) 1974-04-11
CH554559A (es) 1974-09-30
FR2213125B1 (es) 1978-03-24
AT338538B (de) 1977-08-25
DE2362061B2 (de) 1976-07-01
US3998671A (en) 1976-12-21

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