KR900009779U - 열처리용 균일 냉각장치 - Google Patents

열처리용 균일 냉각장치

Info

Publication number
KR900009779U
KR900009779U KR2019880018254U KR880018254U KR900009779U KR 900009779 U KR900009779 U KR 900009779U KR 2019880018254 U KR2019880018254 U KR 2019880018254U KR 880018254 U KR880018254 U KR 880018254U KR 900009779 U KR900009779 U KR 900009779U
Authority
KR
South Korea
Prior art keywords
heat treatment
cooling device
uniform cooling
uniform
treatment
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
KR2019880018254U
Other languages
English (en)
Other versions
KR910003445Y1 (ko
Inventor
한상욱
Original Assignee
삼원공업 주식회사
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 삼원공업 주식회사 filed Critical 삼원공업 주식회사
Priority to KR2019880018254U priority Critical patent/KR910003445Y1/ko
Publication of KR900009779U publication Critical patent/KR900009779U/ko
Application granted granted Critical
Publication of KR910003445Y1 publication Critical patent/KR910003445Y1/ko
Expired legal-status Critical Current

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
    • C21D9/0062—Heat-treating apparatus with a cooling or quenching zone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
KR2019880018254U 1988-11-04 1988-11-04 열처리용 균일 냉각장치 Expired KR910003445Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019880018254U KR910003445Y1 (ko) 1988-11-04 1988-11-04 열처리용 균일 냉각장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019880018254U KR910003445Y1 (ko) 1988-11-04 1988-11-04 열처리용 균일 냉각장치

Publications (2)

Publication Number Publication Date
KR900009779U true KR900009779U (ko) 1990-06-01
KR910003445Y1 KR910003445Y1 (ko) 1991-05-27

Family

ID=19281250

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019880018254U Expired KR910003445Y1 (ko) 1988-11-04 1988-11-04 열처리용 균일 냉각장치

Country Status (1)

Country Link
KR (1) KR910003445Y1 (ko)

Also Published As

Publication number Publication date
KR910003445Y1 (ko) 1991-05-27

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Legal Events

Date Code Title Description
A201 Request for examination
R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

UA0108 Application for utility model registration

St.27 status event code: A-0-1-A10-A12-nap-UA0108

UA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-UA0201

UG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-UG1501

UG1604 Publication of application

St.27 status event code: A-2-2-Q10-Q13-nap-UG1604

E701 Decision to grant or registration of patent right
UE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-UE0701

REGI Registration of establishment
UR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-UR0701

UR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-UR1002

Fee payment year number: 1

LAPS Lapse due to unpaid annual fee
UC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-UC1903

Not in force date: 19940528

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

UC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-UC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 19940528

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000