DK544080A - PROCEDURE FOR MANUFACTURING VALVES - Google Patents

PROCEDURE FOR MANUFACTURING VALVES

Info

Publication number
DK544080A
DK544080A DK544080A DK544080A DK544080A DK 544080 A DK544080 A DK 544080A DK 544080 A DK544080 A DK 544080A DK 544080 A DK544080 A DK 544080A DK 544080 A DK544080 A DK 544080A
Authority
DK
Denmark
Prior art keywords
procedure
manufacturing valves
valves
manufacturing
Prior art date
Application number
DK544080A
Other languages
Danish (da)
Other versions
DK146829B (en
DK146829C (en
Inventor
K Mehrens
W Wegner
Original Assignee
Mak Maschinenbau Krupp
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 Mak Maschinenbau Krupp filed Critical Mak Maschinenbau Krupp
Publication of DK544080A publication Critical patent/DK544080A/en
Publication of DK146829B publication Critical patent/DK146829B/en
Application granted granted Critical
Publication of DK146829C publication Critical patent/DK146829C/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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • 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
    • C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat Treatment Of Articles (AREA)
  • Details Of Valves (AREA)
  • Lift Valve (AREA)
DK544080A 1979-12-20 1980-12-19 PROCEDURE FOR THE MANUFACTURE OF ARMED PLATE VALVES DK146829C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2951317 1979-12-20
DE2951317A DE2951317C2 (en) 1979-12-20 1979-12-20 Process for the manufacture of poppet valves

Publications (3)

Publication Number Publication Date
DK544080A true DK544080A (en) 1981-06-21
DK146829B DK146829B (en) 1984-01-16
DK146829C DK146829C (en) 1984-06-25

Family

ID=6089020

Family Applications (1)

Application Number Title Priority Date Filing Date
DK544080A DK146829C (en) 1979-12-20 1980-12-19 PROCEDURE FOR THE MANUFACTURE OF ARMED PLATE VALVES

Country Status (6)

Country Link
JP (1) JPS5698513A (en)
CH (1) CH651108A5 (en)
DE (1) DE2951317C2 (en)
DK (1) DK146829C (en)
FR (1) FR2472079B1 (en)
NL (1) NL191293C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3247487A1 (en) * 1982-12-22 1984-06-28 Klöckner-Humboldt-Deutz AG, 5000 Köln Poppet valve for internal combustion engines

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB538241A (en) * 1939-04-08 1941-07-25 Budd Induction Heating Inc Improvements in or relating to the treatment of metal articles to change a dimensionthereof
FR1025682A (en) * 1949-12-01 1953-04-17 Teves Gmbh Alfred Valve <shielded> with hard metal for internal combustion engines
US2801193A (en) * 1954-05-14 1957-07-30 Baldwin Lima Hamilton Corp Method of treating impulse turbine buckets
DE1240333B (en) * 1965-10-28 1967-05-11 Volkswagenwerk Ag Method of manufacturing an armored exhaust valve

Also Published As

Publication number Publication date
NL8006433A (en) 1981-07-16
JPS5698513A (en) 1981-08-08
FR2472079B1 (en) 1987-05-07
DK146829B (en) 1984-01-16
DK146829C (en) 1984-06-25
CH651108A5 (en) 1985-08-30
NL191293B (en) 1994-12-01
DE2951317A1 (en) 1981-07-23
JPS621083B2 (en) 1987-01-12
NL191293C (en) 1995-05-01
DE2951317C2 (en) 1982-06-16
FR2472079A1 (en) 1981-06-26

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Legal Events

Date Code Title Description
PBP Patent lapsed