FIELD: transport pipeline building, particularly to connect reinforced plastic pipes.
SUBSTANCE: device has semi-cylinders with shoulders and ledges at their ends, as well as fastening unit to connect semi-cylinders. Fastening unit is made as rings secured to the ledges.
EFFECT: increased pipeline connection reliability.
1 dwg
Title | Year | Author | Number |
---|---|---|---|
PIPELINE | 2004 |
|
RU2264579C2 |
DEVICE FOR JOINING REINFORCED PLASTIC PIPES | 1995 |
|
RU2094690C1 |
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RU2262632C1 |
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RU2233399C1 |
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|
RU2272214C1 |
DEVICE FOR CONNECTING REINFORCED PLASTIC PIPES | 1998 |
|
RU2150633C1 |
METHOD OF MANUFACTURING LININGS WITH COLLAR FOR PIPE JOINT | 2004 |
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RU2266460C2 |
PIPELINE | 2003 |
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RU2241891C1 |
PIPELINE | 2008 |
|
RU2345269C1 |
PIPELINE | 2003 |
|
RU2241892C1 |
Authors
Dates
2005-08-20—Published
2004-01-08—Filed