HK1175936A2 - A non-man entry sludge-removal method for culverts - Google Patents

A non-man entry sludge-removal method for culverts

Info

Publication number
HK1175936A2
HK1175936A2 HK13104109A HK13104109A HK1175936A2 HK 1175936 A2 HK1175936 A2 HK 1175936A2 HK 13104109 A HK13104109 A HK 13104109A HK 13104109 A HK13104109 A HK 13104109A HK 1175936 A2 HK1175936 A2 HK 1175936A2
Authority
HK
Hong Kong
Prior art keywords
culverts
sludge
removal method
man entry
man
Prior art date
Application number
HK13104109A
Inventor
Wai Keung Ng
Wing Hong Tang
Original Assignee
Waylung Waste Services Ltd
Sita Waste Services Ltd
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 Waylung Waste Services Ltd, Sita Waste Services Ltd filed Critical Waylung Waste Services Ltd
Priority to HK13104109A priority Critical patent/HK1175936A2/en
Publication of HK1175936A2 publication Critical patent/HK1175936A2/en

Links

HK13104109A 2013-04-03 2013-04-03 A non-man entry sludge-removal method for culverts HK1175936A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
HK13104109A HK1175936A2 (en) 2013-04-03 2013-04-03 A non-man entry sludge-removal method for culverts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HK13104109A HK1175936A2 (en) 2013-04-03 2013-04-03 A non-man entry sludge-removal method for culverts

Publications (1)

Publication Number Publication Date
HK1175936A2 true HK1175936A2 (en) 2013-07-12

Family

ID=48793617

Family Applications (1)

Application Number Title Priority Date Filing Date
HK13104109A HK1175936A2 (en) 2013-04-03 2013-04-03 A non-man entry sludge-removal method for culverts

Country Status (1)

Country Link
HK (1) HK1175936A2 (en)

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Legal Events

Date Code Title Description
PEU Short-term patents expired

Effective date: 20210402