JPS61139415A - 配管端部防食用ｌ型管継手の製造方法 - Google Patents

配管端部防食用ｌ型管継手の製造方法

Info

Publication number
JPS61139415A
JPS61139415A JP59261191A JP26119184A JPS61139415A JP S61139415 A JPS61139415 A JP S61139415A JP 59261191 A JP59261191 A JP 59261191A JP 26119184 A JP26119184 A JP 26119184A JP S61139415 A JPS61139415 A JP S61139415A
Authority
JP
Japan
Prior art keywords
pipe joint
parison
resin layer
mask
corrosion
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
JP59261191A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0420366B2 (enrdf_load_stackoverflow
Inventor
Kazuhiro Masumoto
舛本　一弘
Hajime Miyamae
宮前　肇
Masachika Inoue
正親 井上
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.)
Mitsui Petrochemical Industries Ltd
Nippon Kokan Keishiyu KK
Original Assignee
Mitsui Petrochemical Industries Ltd
Nippon Kokan Keishiyu KK
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 Mitsui Petrochemical Industries Ltd, Nippon Kokan Keishiyu KK filed Critical Mitsui Petrochemical Industries Ltd
Priority to JP59261191A priority Critical patent/JPS61139415A/ja
Publication of JPS61139415A publication Critical patent/JPS61139415A/ja
Publication of JPH0420366B2 publication Critical patent/JPH0420366B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/24—Lining or labelling
    • B29C49/26—Lining or labelling inner lining of tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/24—Pipe joints or couplings
    • B29L2031/243—Elbows

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
JP59261191A 1984-12-11 1984-12-11 配管端部防食用ｌ型管継手の製造方法 Granted JPS61139415A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59261191A JPS61139415A (ja) 1984-12-11 1984-12-11 配管端部防食用ｌ型管継手の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59261191A JPS61139415A (ja) 1984-12-11 1984-12-11 配管端部防食用ｌ型管継手の製造方法

Publications (2)

Publication Number Publication Date
JPS61139415A true JPS61139415A (ja) 1986-06-26
JPH0420366B2 JPH0420366B2 (enrdf_load_stackoverflow) 1992-04-02

Family

ID=17358404

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59261191A Granted JPS61139415A (ja) 1984-12-11 1984-12-11 配管端部防食用ｌ型管継手の製造方法

Country Status (1)

Country Link
JP (1) JPS61139415A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0420366B2 (enrdf_load_stackoverflow) 1992-04-02

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