CH528594A - Process for creating fine-grained metallic surface structures by means of power pulses - Google Patents

Process for creating fine-grained metallic surface structures by means of power pulses

Info

Publication number
CH528594A
CH528594A CH1559170A CH1559170A CH528594A CH 528594 A CH528594 A CH 528594A CH 1559170 A CH1559170 A CH 1559170A CH 1559170 A CH1559170 A CH 1559170A CH 528594 A CH528594 A CH 528594A
Authority
CH
Switzerland
Prior art keywords
metallic surface
surface structures
power pulses
grained metallic
creating fine
Prior art date
Application number
CH1559170A
Other languages
German (de)
Inventor
Fruengel Frank Ing Dr
Original Assignee
Fruengel Frank Ing Dr
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 Fruengel Frank Ing Dr filed Critical Fruengel Frank Ing Dr
Publication of CH528594A publication Critical patent/CH528594A/en

Links

Classifications

    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Control Of Resistance Heating (AREA)
  • Laser Beam Processing (AREA)
  • Lasers (AREA)
  • ing And Chemical Polishing (AREA)
CH1559170A 1969-11-18 1970-10-21 Process for creating fine-grained metallic surface structures by means of power pulses CH528594A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1957884A DE1957884C2 (en) 1969-11-18 1969-11-18 Process for producing extremely fine-grained metallic surface structures

Publications (1)

Publication Number Publication Date
CH528594A true CH528594A (en) 1972-09-30

Family

ID=5751424

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1559170A CH528594A (en) 1969-11-18 1970-10-21 Process for creating fine-grained metallic surface structures by means of power pulses

Country Status (5)

Country Link
JP (1) JPS5242725B1 (en)
CH (1) CH528594A (en)
DE (1) DE1957884C2 (en)
SU (1) SU436498A3 (en)
ZA (1) ZA707802B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0829553A1 (en) * 1996-09-13 1998-03-18 Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V. Method and apparatus for modifying surfaces of metallic workpieces by electrical discharges

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2206816C3 (en) * 1972-02-12 1981-12-10 Früngel, Frank, Dr.-Ing., Zürich Device for producing extremely fine-grained metallic surface structures
FR2183590A1 (en) * 1972-05-12 1973-12-21 Frungel Frank Steel surface hardening - with current short pulse inductor
DE2851142C2 (en) * 1978-11-25 1989-01-12 Neturen Co. Ltd., Tokyo Process for the production of a high-strength spring steel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0829553A1 (en) * 1996-09-13 1998-03-18 Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V. Method and apparatus for modifying surfaces of metallic workpieces by electrical discharges

Also Published As

Publication number Publication date
DE1957884C2 (en) 1974-05-16
SU436498A3 (en) 1974-07-15
DE1957884A1 (en) 1971-04-15
JPS5242725B1 (en) 1977-10-26
DE1957884B2 (en) 1971-04-15
ZA707802B (en) 1971-08-25

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Legal Events

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Owner name: FA. IMPULSPHYSIK GMBH

PL Patent ceased