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KR890007277U - 조립식 덕트 - Google Patents

조립식 덕트

Info

Publication number
KR890007277U
KR890007277U KR2019870016272U KR870016272U KR890007277U KR 890007277 U KR890007277 U KR 890007277U KR 2019870016272 U KR2019870016272 U KR 2019870016272U KR 870016272 U KR870016272 U KR 870016272U KR 890007277 U KR890007277 U KR 890007277U
Authority
KR
South Korea
Prior art keywords
prefab
duct
prefab duct
Prior art date
Application number
KR2019870016272U
Other languages
English (en)
Other versions
KR900002695Y1 (ko
Inventor
이성우
Original Assignee
이성우
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 이성우 filed Critical 이성우
Priority to KR2019870016272U priority Critical patent/KR900002695Y1/ko
Publication of KR890007277U publication Critical patent/KR890007277U/ko
Application granted granted Critical
Publication of KR900002695Y1 publication Critical patent/KR900002695Y1/ko

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02Ducting arrangements
    • F24F13/0209Ducting arrangements characterised by their connecting means, e.g. flanges
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02Ducting arrangements
    • F24F13/0245Manufacturing or assembly of air ducts; Methods therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Insulation (AREA)
  • Incineration Of Waste (AREA)
KR2019870016272U 1987-09-24 1987-09-24 조립식 덕트 KR900002695Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870016272U KR900002695Y1 (ko) 1987-09-24 1987-09-24 조립식 덕트

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870016272U KR900002695Y1 (ko) 1987-09-24 1987-09-24 조립식 덕트

Publications (2)

Publication Number Publication Date
KR890007277U true KR890007277U (ko) 1989-05-16
KR900002695Y1 KR900002695Y1 (ko) 1990-03-31

Family

ID=19268223

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870016272U KR900002695Y1 (ko) 1987-09-24 1987-09-24 조립식 덕트

Country Status (1)

Country Link
KR (1) KR900002695Y1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11300317B2 (en) * 2020-05-07 2022-04-12 Captive-Aire Systems, Inc. Commercial kitchen installation with double wall grease duct

Also Published As

Publication number Publication date
KR900002695Y1 (ko) 1990-03-31

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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: 19870924

UA0201 Request for examination

Patent event date: 19870924

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: 19900227

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

Patent event date: 19900625

Comment text: Decision to Grant Registration

Patent event code: UE07011S01D

REGI Registration of establishment
UR0701 Registration of establishment

Patent event date: 19900804

Patent event code: UR07011E01D

Comment text: Registration of Establishment

UR1002 Payment of registration fee

Start annual number: 1

End annual number: 3

Payment date: 19900804

UR1001 Payment of annual fee

Payment date: 19930326

Start annual number: 4

End annual number: 6

UR1001 Payment of annual fee

Payment date: 19940801

Start annual number: 7

End annual number: 8

UR1001 Payment of annual fee

Payment date: 19980331

Start annual number: 9

End annual number: 12

FPAY Annual fee payment

Payment date: 20020329

Year of fee payment: 13

UR1001 Payment of annual fee

Payment date: 20020329

Start annual number: 13

End annual number: 13

EXPY Expiration of term
UC1801 Expiration of term