NO134492B - - Google Patents

Download PDF

Info

Publication number
NO134492B
NO134492B NO3280/71A NO328071A NO134492B NO 134492 B NO134492 B NO 134492B NO 3280/71 A NO3280/71 A NO 3280/71A NO 328071 A NO328071 A NO 328071A NO 134492 B NO134492 B NO 134492B
Authority
NO
Norway
Prior art keywords
frequency
frequencies
signal
receiver
limiter
Prior art date
Application number
NO3280/71A
Other languages
English (en)
Norwegian (no)
Other versions
NO134492C (xx
Inventor
K Swoboda
A Kulmburg
R Bloech
Original Assignee
Boehler & Co Ag Geb
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 Boehler & Co Ag Geb filed Critical Boehler & Co Ag Geb
Publication of NO134492B publication Critical patent/NO134492B/no
Publication of NO134492C publication Critical patent/NO134492C/no

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05HPLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00Generating plasma; Handling plasma
    • H05H1/24Generating plasma
    • H05H1/26Plasma torches
    • H05H1/30Plasma torches using applied electromagnetic fields, e.g. high frequency or microwave energy
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Spectroscopy & Molecular Physics (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)
NO3280/71A 1970-09-21 1971-09-02 NO134492C (xx)

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 (2)

Publication Number Publication Date
NO134492B true NO134492B (xx) 1976-07-12
NO134492C NO134492C (xx) 1976-10-20

Family

ID=27151002

Family Applications (1)

Application Number Title Priority Date Filing Date
NO3280/71A NO134492C (xx) 1970-09-21 1971-09-02

Country Status (16)

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

Families Citing this family (13)

* 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
GB2160227B (en) * 1984-05-04 1988-09-07 John Durham Hawkes Heat treatment process
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.
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
US20070227008A1 (en) * 2006-03-29 2007-10-04 Andrew Zhuk Razors
US8011104B2 (en) * 2006-04-10 2011-09-06 The Gillette Company Cutting members for shaving razors
US8499462B2 (en) 2006-04-10 2013-08-06 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

Also Published As

Publication number Publication date
BE772883A (fr) 1972-01-17
IT939438B (it) 1973-02-10
GB1365180A (en) 1974-08-29
ES408284A2 (es) 1975-11-16
DE2249642B2 (de) 1978-10-26
GB1347555A (en) 1974-02-27
SE381474B (sv) 1975-12-08
DE2111183A1 (de) 1972-03-23
DE2249642C3 (xx) 1979-06-28
CA946482A (en) 1974-04-30
FR2160857A2 (xx) 1973-07-06
ES395042A1 (es) 1973-12-01
FR2107739A5 (xx) 1972-05-05
ES399732A1 (es) 1975-06-16
NL7112313A (xx) 1972-03-23
ZA715382B (en) 1972-04-26
US3834947A (en) 1974-09-10
FI52108B (xx) 1977-02-28
DD94831A5 (xx) 1973-01-05
DE2111183B2 (de) 1978-03-23
FI52108C (fi) 1977-06-10
DE2249642A1 (de) 1973-05-30
FR2160857B2 (xx) 1977-01-14
BE791565R (fr) 1973-03-16
DE2111183C3 (xx) 1978-11-30
AT322599B (de) 1975-05-26
CH575468A5 (xx) 1976-05-14
NO134492C (xx) 1976-10-20

Similar Documents

Publication Publication Date Title
NO134492B (xx)
US4352962A (en) Tone responsive disabling circuit
NO131126B (xx)
US2243423A (en) Automatic volume control circuit
US2515668A (en) Gating circuit for diversity receivers
US2273945A (en) Two-way speech transmission
US4176248A (en) System for identifying and correcting the polarity of a data signal
US3160822A (en) Quartz crystal discriminating circuit
US2538040A (en) Interference reduction circuit for radio pulse receivers
US2279819A (en) Signal receiving system
US2341240A (en) Frequency discriminator network
US4082924A (en) Reference signal circuit in a receiver for detecting two frequencies in a multifrequency tone signal
US2357932A (en) Phase modulation and amplitude modulation receiving system
US2154398A (en) Frequency modulation receiver
US3582565A (en) Tone channels for multifrequency receivers
US3909549A (en) Multifrequency signalling device and particularly signalling receiver thereof
US2209330A (en) Signal controlled variable impedance for suppressing static
US2293835A (en) Noise limiter
US2162268A (en) Signaling system
NO122244B (xx)
US3188573A (en) Dual modulation communication system
US3501703A (en) Circuit arrangement for a single or multi-frequency signal receiver,operating with a speech immunity circuit and limiting the signals received
SE438067B (sv) Sett att overfora binera signaler over ett fremmande tradnet, speciellt det elektriska forsorjningsnetet
US3378828A (en) Short range radio telemetry
US3475706A (en) Signal-to-noise ratio enhancer utilizing bridge circuit having two arms of differing resonant frequency but similar inductance and resistance