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KR940012630U - Screw feeder lid opening/closing device - Google Patents

Screw feeder lid opening/closing device

Info

Publication number
KR940012630U
KR940012630U KR2019920021670U KR920021670U KR940012630U KR 940012630 U KR940012630 U KR 940012630U KR 2019920021670 U KR2019920021670 U KR 2019920021670U KR 920021670 U KR920021670 U KR 920021670U KR 940012630 U KR940012630 U KR 940012630U
Authority
KR
South Korea
Prior art keywords
closing device
screw feeder
lid opening
feeder lid
opening
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
KR2019920021670U
Other languages
Korean (ko)
Other versions
KR950004743Y1 (en
Inventor
정동철
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 KR92021670U priority Critical patent/KR950004743Y1/en
Publication of KR940012630U publication Critical patent/KR940012630U/en
Application granted granted Critical
Publication of KR950004743Y1 publication Critical patent/KR950004743Y1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C10B41/00—Safety devices, e.g. signalling or controlling devices for use in the discharge of coke
    • C10B41/005—Safety devices, e.g. signalling or controlling devices for use in the discharge of coke for charging coal
    • 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
    • C10B31/00—Charging devices
    • C10B31/02—Charging devices for charging vertically

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
KR92021670U 1992-11-05 1992-11-05 Screw feeder lid switchgear Expired - Fee Related KR950004743Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR92021670U KR950004743Y1 (en) 1992-11-05 1992-11-05 Screw feeder lid switchgear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR92021670U KR950004743Y1 (en) 1992-11-05 1992-11-05 Screw feeder lid switchgear

Publications (2)

Publication Number Publication Date
KR940012630U true KR940012630U (en) 1994-06-18
KR950004743Y1 KR950004743Y1 (en) 1995-06-14

Family

ID=19343354

Family Applications (1)

Application Number Title Priority Date Filing Date
KR92021670U Expired - Fee Related KR950004743Y1 (en) 1992-11-05 1992-11-05 Screw feeder lid switchgear

Country Status (1)

Country Link
KR (1) KR950004743Y1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101009038B1 (en) * 2008-11-19 2011-01-17 주식회사 포스코 Coal charging device of coke oven charging car

Also Published As

Publication number Publication date
KR950004743Y1 (en) 1995-06-14

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Legal Events

Date Code Title Description
A201 Request for examination
UA0108 Application for utility model registration

Comment text: Application for Utility Model Registration

Patent event code: UA01011R08D

Patent event date: 19921105

UA0201 Request for examination

Patent event date: 19921105

Patent event code: UA02012R01D

Comment text: Request for Examination of Application

UG1501 Laying open of application
UG1604 Publication of application

Patent event code: UG16041S01I

Comment text: Decision on Publication of Application

Patent event date: 19950523

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

Patent event date: 19950905

Comment text: Decision to Grant Registration

Patent event code: UE07011S01D

REGI Registration of establishment
UR0701 Registration of establishment

Patent event date: 19951018

Patent event code: UR07011E01D

Comment text: Registration of Establishment

UR1002 Payment of registration fee

Start annual number: 1

End annual number: 3

Payment date: 19951018

UR1001 Payment of annual fee

Payment date: 19971229

Start annual number: 4

End annual number: 4

UR1001 Payment of annual fee

Payment date: 19990601

Start annual number: 5

End annual number: 5

FPAY Annual fee payment

Payment date: 20000531

Year of fee payment: 6

UR1001 Payment of annual fee

Payment date: 20000531

Start annual number: 6

End annual number: 6

LAPS Lapse due to unpaid annual fee
UC1903 Unpaid annual fee