JPH0420366B2 - - Google Patents
Info
- Publication number
- JPH0420366B2 JPH0420366B2 JP59261191A JP26119184A JPH0420366B2 JP H0420366 B2 JPH0420366 B2 JP H0420366B2 JP 59261191 A JP59261191 A JP 59261191A JP 26119184 A JP26119184 A JP 26119184A JP H0420366 B2 JPH0420366 B2 JP H0420366B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe joint
- resin layer
- parison
- mask
- pipe
- 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
Links
- 239000011347 resin Substances 0.000 claims description 37
- 229920005989 resin Polymers 0.000 claims description 37
- 238000005260 corrosion Methods 0.000 claims description 22
- 230000007797 corrosion Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000000071 blow moulding Methods 0.000 claims description 7
- 238000000465 moulding Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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)
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 JPS61139415A (ja) | 1986-06-26 |
| JPH0420366B2 true 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) |
-
1984
- 1984-12-11 JP JP59261191A patent/JPS61139415A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61139415A (ja) | 1986-06-26 |
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