KR890007277U - 조립식 덕트 - Google Patents
조립식 덕트Info
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0209—Ducting arrangements characterised by their connecting means, e.g. flanges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0245—Manufacturing 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)
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)
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 |
-
1987
- 1987-09-24 KR KR2019870016272U patent/KR900002695Y1/ko not_active IP Right Cessation
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 |