FIELD: manufacture, erection and repair of various pipe lines. SUBSTANCE: method consists in connecting the edges of coat film having longitudinal cut and inner layer made from nonwoven material and outer layer made from polymer film applied on inner layer in melted state. Prior to applying polymer film, surface of inner layer is subjected to fusion followed by reducing in rolls. EFFECT: improved quality of lining. 2 cl
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD FOR APPLYING COAT ON INNER SURFACE OF PIPELINE | 1996 |
|
RU2107216C1 |
| SANATING HOSE FOR PIPE LINES | 1996 |
|
RU2102649C1 |
| METHOD OF ARE WELDING OF CIRCULAR JOINTS OF THIN-WALL SHELLS | 2008 |
|
RU2393946C2 |
| METHOD OF COMPLEX CORROSION PROTECTION OF EXTENDED STEEL PIPE LINES (VERSIONS) | 2005 |
|
RU2296817C2 |
| METHOD OF ELECTRON BEAM WELDING | 2016 |
|
RU2668648C2 |
| METHOD OF INFRARED BUTT WELDING OF THERMOPLASTIC MATERIALS | 0 |
|
SU870164A1 |
| METHOD OF MULTILAYER HYBRID LASER-ARC WELDING OF STEEL CLAD PIPES | 2018 |
|
RU2706988C1 |
| METHOD FOR HYBRID LASER-ARC WELDING OF THICK-WALL PIPES | 2022 |
|
RU2787195C1 |
| COAT OF INTERNAL SURFACE OF PIPE LINE, METHOD OF APPLICATION OF SUCH COAT OF INTERNAL SURFACE OF PIPE LINE, TWO-LAYER BLANK OF SAID COAT AND METHOD OF OBTAINING SAID BLANK | 1996 |
|
RU2184304C2 |
| METHOD OF WELDING CIRCULAR PIPE JOINTS | 2006 |
|
RU2355540C2 |
