KR920012090U - Closed valve mask opening / closing device - Google Patents

Closed valve mask opening / closing device

Info

Publication number
KR920012090U
KR920012090U KR2019900020872U KR900020872U KR920012090U KR 920012090 U KR920012090 U KR 920012090U KR 2019900020872 U KR2019900020872 U KR 2019900020872U KR 900020872 U KR900020872 U KR 900020872U KR 920012090 U KR920012090 U KR 920012090U
Authority
KR
South Korea
Prior art keywords
closing device
closed valve
mask opening
valve mask
opening
Prior art date
Application number
KR2019900020872U
Other languages
Korean (ko)
Other versions
KR930004748Y1 (en
Inventor
강성태
Original Assignee
포항종합제철 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 포항종합제철 주식회사 filed Critical 포항종합제철 주식회사
Priority to KR2019900020872U priority Critical patent/KR930004748Y1/en
Publication of KR920012090U publication Critical patent/KR920012090U/en
Application granted granted Critical
Publication of KR930004748Y1 publication Critical patent/KR930004748Y1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B27/00—Arrangements for withdrawal of the distillation gases
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
KR2019900020872U 1990-12-26 1990-12-26 Opening and shutting apparatus of waste heat valve mask KR930004748Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019900020872U KR930004748Y1 (en) 1990-12-26 1990-12-26 Opening and shutting apparatus of waste heat valve mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019900020872U KR930004748Y1 (en) 1990-12-26 1990-12-26 Opening and shutting apparatus of waste heat valve mask

Publications (2)

Publication Number Publication Date
KR920012090U true KR920012090U (en) 1992-07-25
KR930004748Y1 KR930004748Y1 (en) 1993-07-23

Family

ID=19307738

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019900020872U KR930004748Y1 (en) 1990-12-26 1990-12-26 Opening and shutting apparatus of waste heat valve mask

Country Status (1)

Country Link
KR (1) KR930004748Y1 (en)

Also Published As

Publication number Publication date
KR930004748Y1 (en) 1993-07-23

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19980629

Year of fee payment: 6

LAPS Lapse due to unpaid annual fee