GB1347555A - Surface hardening - Google Patents

Surface hardening

Info

Publication number
GB1347555A
GB1347555A GB4305671A GB4305671A GB1347555A GB 1347555 A GB1347555 A GB 1347555A GB 4305671 A GB4305671 A GB 4305671A GB 4305671 A GB4305671 A GB 4305671A GB 1347555 A GB1347555 A GB 1347555A
Authority
GB
United Kingdom
Prior art keywords
plasma
sept
torch
frequency
shape
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
GB4305671A
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.)
Gebrueder Boehler and Co AG
Original Assignee
Gebrueder Boehler and Co 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
Priority claimed from AT849970A external-priority patent/AT315221B/de
Application filed by Gebrueder Boehler and Co AG filed Critical Gebrueder Boehler and Co AG
Publication of GB1347555A publication Critical patent/GB1347555A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/30—Plasma torches using applied electromagnetic fields, e.g. high frequency or microwave energy
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electromagnetism (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Noise Elimination (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
GB4305671A 1970-09-21 1971-09-15 Surface hardening Expired GB1347555A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT849970A AT315221B (de) 1970-09-21 1970-09-21 Verfahren zur zweistufigen Oberflächenhärtung von Werkstücken aus Eisen- und Stahllegierungen und Anordnung Durchführung des Verfahrens
AT1007371A AT322599B (de) 1970-09-21 1971-11-23 Verfahren zur zweistufigen oberflächenhärtung von werkstücken aus eisen- und stahllegierungen

Publications (1)

Publication Number Publication Date
GB1347555A true GB1347555A (en) 1974-02-27

Family

ID=27151002

Family Applications (2)

Application Number Title Priority Date Filing Date
GB4305671A Expired GB1347555A (en) 1970-09-21 1971-09-15 Surface hardening
GB5159572A Expired GB1365180A (en) 1970-09-21 1972-11-08 Surface hardening

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB5159572A Expired GB1365180A (en) 1970-09-21 1972-11-08 Surface hardening

Country Status (16)

Country Link
US (1) US3834947A (enrdf_load_stackoverflow)
AT (1) AT322599B (enrdf_load_stackoverflow)
BE (2) BE772883A (enrdf_load_stackoverflow)
CA (1) CA946482A (enrdf_load_stackoverflow)
CH (1) CH575468A5 (enrdf_load_stackoverflow)
DD (1) DD94831A5 (enrdf_load_stackoverflow)
DE (2) DE2111183B2 (enrdf_load_stackoverflow)
ES (3) ES395042A1 (enrdf_load_stackoverflow)
FI (1) FI52108C (enrdf_load_stackoverflow)
FR (2) FR2107739A5 (enrdf_load_stackoverflow)
GB (2) GB1347555A (enrdf_load_stackoverflow)
IT (1) IT939438B (enrdf_load_stackoverflow)
NL (1) NL7112313A (enrdf_load_stackoverflow)
NO (1) NO134492C (enrdf_load_stackoverflow)
SE (1) SE381474B (enrdf_load_stackoverflow)
ZA (1) ZA715382B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2160227A (en) * 1984-05-04 1985-12-18 John Durham Hawkes Heat treatment process

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3944443A (en) * 1974-05-01 1976-03-16 Francis Lee Jones Ultra high temperature chemical reactions with metals
ATA410976A (de) * 1976-06-04 1981-06-15 Siemens Ag Oesterreich Foerderrolle fuer durchlaufofen
US4157923A (en) * 1976-09-13 1979-06-12 Ford Motor Company Surface alloying and heat treating processes
US5360495A (en) * 1989-07-25 1994-11-01 Albert Schuler Process for hardening cutting edges with an oval shaped plasma beam
FR2653137B1 (fr) * 1989-10-17 1993-06-11 Siderurgie Fse Inst Rech Procede de traitement de surface de produits siderurgiques par action d'un plasma.
US20070227008A1 (en) * 2006-03-29 2007-10-04 Andrew Zhuk Razors
US7448135B2 (en) * 2006-03-29 2008-11-11 The Gillette Company Multi-blade razors
US7882640B2 (en) * 2006-03-29 2011-02-08 The Gillette Company Razor blades and razors
US8499462B2 (en) * 2006-04-10 2013-08-06 The Gillette Company Cutting members for shaving razors
US8011104B2 (en) * 2006-04-10 2011-09-06 The Gillette Company Cutting members for shaving razors
US9248579B2 (en) * 2008-07-16 2016-02-02 The Gillette Company Razors and razor cartridges
DE102011080620B4 (de) * 2011-08-08 2014-06-05 Siemens Aktiengesellschaft Verfahren für die Beschichtung eines Isolationsbauteils und Isolationsbauteil sowie elektrisch leitfähiges Heizkabel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2160227A (en) * 1984-05-04 1985-12-18 John Durham Hawkes Heat treatment process

Also Published As

Publication number Publication date
DE2249642B2 (de) 1978-10-26
ZA715382B (en) 1972-04-26
BE772883A (fr) 1972-01-17
FR2107739A5 (enrdf_load_stackoverflow) 1972-05-05
FR2160857A2 (enrdf_load_stackoverflow) 1973-07-06
US3834947A (en) 1974-09-10
CH575468A5 (enrdf_load_stackoverflow) 1976-05-14
NL7112313A (enrdf_load_stackoverflow) 1972-03-23
DE2111183A1 (de) 1972-03-23
DE2249642A1 (de) 1973-05-30
DD94831A5 (enrdf_load_stackoverflow) 1973-01-05
ES408284A2 (es) 1975-11-16
NO134492C (enrdf_load_stackoverflow) 1976-10-20
DE2111183C3 (enrdf_load_stackoverflow) 1978-11-30
DE2111183B2 (de) 1978-03-23
ES395042A1 (es) 1973-12-01
IT939438B (it) 1973-02-10
AT322599B (de) 1975-05-26
FI52108B (enrdf_load_stackoverflow) 1977-02-28
FI52108C (fi) 1977-06-10
GB1365180A (en) 1974-08-29
ES399732A1 (es) 1975-06-16
NO134492B (enrdf_load_stackoverflow) 1976-07-12
CA946482A (en) 1974-04-30
BE791565R (fr) 1973-03-16
DE2249642C3 (enrdf_load_stackoverflow) 1979-06-28
SE381474B (sv) 1975-12-08
FR2160857B2 (enrdf_load_stackoverflow) 1977-01-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee