DK153061B - Fremgangsmaade til overfladebehandling af et sintret haardmetal arbejdsstykke - Google Patents

Fremgangsmaade til overfladebehandling af et sintret haardmetal arbejdsstykke Download PDF

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Publication number
DK153061B
DK153061B DK389173AA DK389173A DK153061B DK 153061 B DK153061 B DK 153061B DK 389173A A DK389173A A DK 389173AA DK 389173 A DK389173 A DK 389173A DK 153061 B DK153061 B DK 153061B
Authority
DK
Denmark
Prior art keywords
workpiece
electrode
sintered
voltage
carbide
Prior art date
Application number
DK389173AA
Other languages
Danish (da)
English (en)
Inventor
Isadore J Rocklin
Original Assignee
Isadore J Rocklin
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 Isadore J Rocklin filed Critical Isadore J Rocklin
Publication of DK153061B publication Critical patent/DK153061B/da

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24After-treatment of workpieces or articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23HWORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H1/00Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
    • B23H1/02Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06Surface hardening
    • C21D1/09Surface hardening by direct application of electrical or wave energy; by particle radiation
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C29/00Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Heat Treatment Of Articles (AREA)
DK389173AA 1972-07-13 1973-07-13 Fremgangsmaade til overfladebehandling af et sintret haardmetal arbejdsstykke DK153061B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US27138872A 1972-07-13 1972-07-13
US27138872 1972-07-13

Publications (1)

Publication Number Publication Date
DK153061B true DK153061B (da) 1988-06-13

Family

ID=23035342

Family Applications (1)

Application Number Title Priority Date Filing Date
DK389173AA DK153061B (da) 1972-07-13 1973-07-13 Fremgangsmaade til overfladebehandling af et sintret haardmetal arbejdsstykke

Country Status (15)

Country Link
US (1) US3763343A (ru)
JP (1) JPS4943839A (ru)
AU (1) AU475576B2 (ru)
BE (1) BE802294A (ru)
CA (1) CA941909A (ru)
CH (1) CH584757A5 (ru)
DE (1) DE2335587C2 (ru)
DK (1) DK153061B (ru)
FR (1) FR2193086B3 (ru)
GB (1) GB1436789A (ru)
IL (1) IL42733A (ru)
IT (1) IT998236B (ru)
NL (1) NL178397C (ru)
SE (1) SE407354B (ru)
ZA (1) ZA734781B (ru)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2063459B1 (de) * 1970-12-23 1972-05-25 Karl Leibfried Gmbh Zeitgeber für Impulsschweißgeräte
US3972084A (en) * 1973-04-23 1976-08-03 Litton Fastening Systems Fastener manufacturing method
US3968533A (en) * 1973-04-23 1976-07-13 Litton Fastening Systems Fastener manufacturing apparatus
US4109127A (en) * 1973-07-25 1978-08-22 Frank Frungel Apparatus and method for case hardening steel tools by application of heating pulses
US3939321A (en) * 1973-11-19 1976-02-17 Lockheed Aircraft Corporation Portable electrical discharge metalworking machine
GB2059444A (en) * 1979-05-07 1981-04-23 Commw Scient Ind Res Org Surface hardening of metals by electric arc discharge
JPS5676860A (en) * 1979-11-28 1981-06-24 Nec Corp Interleaving system for memory device
US4780155A (en) * 1987-05-08 1988-10-25 Allegheny Ludlum Corporation Capacitive electrical discharge scribing for improving core loss of grain-oriented silicon steel
WO2014138891A1 (en) * 2013-03-15 2014-09-18 Huys Industries Limited A ventilated vibrating electrode holder
US10391574B2 (en) 2013-12-16 2019-08-27 Huys Industries Limited Welding method and apparatus therefor
US11541516B2 (en) 2019-09-25 2023-01-03 Snap-On Incorporated Fastener retention and anti-camout tool bit
US11986912B1 (en) 2021-01-21 2024-05-21 Rocklin Manufacturing Company System for material deposition on a surface

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3277266A (en) * 1964-11-19 1966-10-04 Blaszkowski Henry Apparatus for hard coating metal surfaces
US3415970A (en) * 1965-06-23 1968-12-10 Goshen Rubber Co Inc Hand-held device for metal working using a vibrating electrode

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3015019A (en) * 1958-03-06 1961-12-26 Siemens Edison Swan Ltd Manufacture of electronic valves
US3340052A (en) * 1961-12-26 1967-09-05 Inoue Kiyoshi Method of electrically sintering discrete bodies
US3406324A (en) * 1963-09-25 1968-10-15 Gulf General Atomic Inc Condenser discharge control circuit
US3415971A (en) * 1964-12-31 1968-12-10 Elox Corp Hand vibrator for spark discharge metal depositing
CH426049A (de) * 1965-11-01 1966-12-15 Cosmeca Ag Apparat zum Legieren von Metalloberflächen mittels elektrischer Entladung
US3614373A (en) * 1969-02-12 1971-10-19 Edwin E Skilling Method and apparatus for electrically depositing metal
US3524956A (en) * 1969-09-08 1970-08-18 Isadore J Rocklin Electronic material depositing apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3277266A (en) * 1964-11-19 1966-10-04 Blaszkowski Henry Apparatus for hard coating metal surfaces
US3415970A (en) * 1965-06-23 1968-12-10 Goshen Rubber Co Inc Hand-held device for metal working using a vibrating electrode

Also Published As

Publication number Publication date
US3763343A (en) 1973-10-02
NL7309809A (ru) 1974-01-15
SE407354B (sv) 1979-03-26
IL42733A0 (en) 1975-06-25
ZA734781B (en) 1974-04-24
FR2193086A1 (ru) 1974-02-15
BE802294A (fr) 1973-11-05
CH584757A5 (ru) 1977-02-15
DE2335587A1 (de) 1974-01-31
NL178397C (nl) 1986-03-17
DE2335587C2 (de) 1985-11-28
NL178397B (nl) 1985-10-16
AU475576B2 (en) 1976-08-26
JPS4943839A (ru) 1974-04-25
GB1436789A (en) 1976-05-26
CA941909A (en) 1974-02-12
AU5806173A (en) 1975-01-16
IT998236B (it) 1976-01-20
IL42733A (en) 1980-05-30
FR2193086B3 (ru) 1976-06-25

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