CH499825A - Circuit arrangement for monitoring the electrical glow discharge in a container for the metallurgical treatment of workpieces in a gas atmosphere - Google Patents

Circuit arrangement for monitoring the electrical glow discharge in a container for the metallurgical treatment of workpieces in a gas atmosphere

Info

Publication number
CH499825A
CH499825A CH1399367A CH1399367A CH499825A CH 499825 A CH499825 A CH 499825A CH 1399367 A CH1399367 A CH 1399367A CH 1399367 A CH1399367 A CH 1399367A CH 499825 A CH499825 A CH 499825A
Authority
CH
Switzerland
Prior art keywords
workpieces
monitoring
container
gas atmosphere
circuit arrangement
Prior art date
Application number
CH1399367A
Other languages
German (de)
Inventor
Anton Spescha Gelli
Original Assignee
Berghaus Elektrophysik Anst
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 Berghaus Elektrophysik Anst filed Critical Berghaus Elektrophysik Anst
Publication of CH499825A publication Critical patent/CH499825A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32018—Glow discharge
    • 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
    • C23C8/06—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 using gases
    • C23C8/36—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 using gases using ionised gases, e.g. ionitriding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes
    • H01J37/34—Gas-filled discharge tubes operating with cathodic sputtering

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
CH1399367A 1966-11-08 1967-10-06 Circuit arrangement for monitoring the electrical glow discharge in a container for the metallurgical treatment of workpieces in a gas atmosphere CH499825A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEJ32190A DE1275228B (en) 1966-11-08 1966-11-08 Process for monitoring the electrical behavior of a high-current glow discharge for metallurgical processes and equipment for them

Publications (1)

Publication Number Publication Date
CH499825A true CH499825A (en) 1970-11-30

Family

ID=7204389

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1399367A CH499825A (en) 1966-11-08 1967-10-06 Circuit arrangement for monitoring the electrical glow discharge in a container for the metallurgical treatment of workpieces in a gas atmosphere

Country Status (8)

Country Link
US (1) US3579029A (en)
AT (1) AT284990B (en)
BE (1) BE705442A (en)
CH (1) CH499825A (en)
DE (1) DE1275228B (en)
GB (1) GB1202748A (en)
LU (1) LU54687A1 (en)
NL (1) NL153410B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH561285A5 (en) * 1973-02-19 1975-04-30 Berghaus Bernhard Elektrophysi
DE2606396C3 (en) * 1976-02-18 1979-01-04 Ionit Anstalt Bernhard Berghaus, Vaduz Device for heating up and setting a specified treatment temperature of workpieces by means of a high-current glow discharge
US4142957A (en) * 1976-02-18 1979-03-06 Klockner Ionon Gmbh Method and arrangement for heating workpieces to desired temperatures
GB1604398A (en) 1977-12-13 1981-12-09 Nat Res Dev Electrical discharge machines and methods of electrical discharge machining
US4476373A (en) * 1978-10-06 1984-10-09 Wellman Thermal Systems Corporation Control system and method of controlling ion nitriding apparatus
FR2497038A1 (en) * 1980-12-19 1982-06-25 Frager Jean POWER CURRENT GENERATOR, IN PARTICULAR FOR DISCHARGE PROCESS IN A RAREFIRED ATMOSPHERE
US4810936A (en) * 1986-12-01 1989-03-07 Hubbell Incorporated Failing lamp monitoring and deactivating circuit
DE29520685U1 (en) * 1995-12-29 1997-04-24 Strämke, Siegfried, Dr.-Ing., 52538 Selfkant Circuit arrangement for operating a glow discharge path
US6660956B1 (en) * 2000-06-13 2003-12-09 Asm Technology Singapore Pte Method of and apparatus for monitoring a ball forming process
DE102014213744A1 (en) * 2014-07-15 2016-01-21 Primetals Technologies Germany Gmbh Electric arc furnace with a safety device and method for securing peripheral devices to electric arc furnaces

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL193023A (en) * 1953-12-09
US3017564A (en) * 1954-08-12 1962-01-16 Barney Walter Protective circuit
AT219733B (en) * 1954-11-06 1962-02-12 Berghaus Elektrophysik Anst Device for carrying out processes by means of electrical glow discharges
US2955237A (en) * 1956-07-13 1960-10-04 Telephone Mfg Co Ltd Fault indicating circuits
US3300689A (en) * 1962-12-21 1967-01-24 Westinghouse Canada Ltd Voltage sensing circuit
US3303412A (en) * 1964-01-30 1967-02-07 Forbro Design Corp Current regulated power supply with compensating means for extraneous shunting current paths across the load
DE1199889B (en) * 1964-04-11 1965-09-02 Philips Patentverwaltung Circuit arrangement for triggering a lightning-like shock discharge in a gas discharge path
US3339111A (en) * 1965-05-20 1967-08-29 Jr Albert W Possner Redundant triggering circuit for a crowbar arc discharge switch

Also Published As

Publication number Publication date
NL153410B (en) 1977-05-16
AT284990B (en) 1970-10-12
LU54687A1 (en) 1968-01-26
NL6715084A (en) 1968-05-09
DE1275228B (en) 1968-08-14
GB1202748A (en) 1970-08-19
BE705442A (en) 1968-03-01
US3579029A (en) 1971-05-18

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Legal Events

Date Code Title Description
PL Patent ceased