JPH0322235B2 - - Google Patents

Info

Publication number
JPH0322235B2
JPH0322235B2 JP59049971A JP4997184A JPH0322235B2 JP H0322235 B2 JPH0322235 B2 JP H0322235B2 JP 59049971 A JP59049971 A JP 59049971A JP 4997184 A JP4997184 A JP 4997184A JP H0322235 B2 JPH0322235 B2 JP H0322235B2
Authority
JP
Japan
Prior art keywords
pipe
polypig
petrochemicals
piping
nitrogen gas
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.)
Expired - Lifetime
Application number
JP59049971A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60193578A (ja
Inventor
Katsuro Saito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hokusan Co Ltd
Original Assignee
Hokusan Co 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 Hokusan Co Ltd filed Critical Hokusan Co Ltd
Priority to JP59049971A priority Critical patent/JPS60193578A/ja
Publication of JPS60193578A publication Critical patent/JPS60193578A/ja
Publication of JPH0322235B2 publication Critical patent/JPH0322235B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Cleaning In General (AREA)
JP59049971A 1984-03-15 1984-03-15 配管内洗浄方法 Granted JPS60193578A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59049971A JPS60193578A (ja) 1984-03-15 1984-03-15 配管内洗浄方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59049971A JPS60193578A (ja) 1984-03-15 1984-03-15 配管内洗浄方法

Publications (2)

Publication Number Publication Date
JPS60193578A JPS60193578A (ja) 1985-10-02
JPH0322235B2 true JPH0322235B2 (OSRAM) 1991-03-26

Family

ID=12845901

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59049971A Granted JPS60193578A (ja) 1984-03-15 1984-03-15 配管内洗浄方法

Country Status (1)

Country Link
JP (1) JPS60193578A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102409299B1 (ko) * 2020-06-11 2022-06-15 주식회사 아세아프로텍 배관 클리닝시스템
KR102513778B1 (ko) * 2022-01-26 2023-03-28 주식회사 이디테크놀로지 저압질소와 자율주행을 이용한 통합형 관망관리의 내비게이션 피깅장치 및 방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58136988A (ja) * 1982-02-05 1983-08-15 Tlv Co Ltd ドレン熱回収用熱交換器
JPS599500A (ja) * 1982-07-09 1984-01-18 Hitachi Ltd 管内残留水除去装置

Also Published As

Publication number Publication date
JPS60193578A (ja) 1985-10-02

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