FIELD: construction enginering; applicable in repairs of pipelines. SUBSTANCE: method includes installation of cylindrical coupling with branch pipes on damaged section of pipeline and formation of gap between them, sealing of coupling ends on pipeline and supply to circular gap of composite material in the form of polymer composition of cold hardening based on mixture of epoxide dian and aliphatic resins containing hardener in the form of mixture of Mannich's and Shiff's bases and dispersed filler. Ratios of components of polymer composition are offered. EFFECT: increased service life of pipelines. 3 dwg, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| POLYMERIC COMPOSITE | 2001 |
|
RU2186802C1 |
| POLYMER COMPOSITION | 2011 |
|
RU2478671C1 |
| EPOXIDE COMPOSITION | 2003 |
|
RU2283333C2 |
| EPOXY COMPOSITE | 2001 |
|
RU2186801C1 |
| WATER-SOLUBLE EPOXY COMPOSITION | 2007 |
|
RU2365608C2 |
| METHOD FOR PREPARING EPOXYURETHANE RESIN | 2004 |
|
RU2295544C2 |
| POLYMER COMPOSITION | 2011 |
|
RU2507227C2 |
| EPOXIDE COMPOSITION | 2001 |
|
RU2222557C2 |
| METHOD OF PIPELINE REPAIR AND DEVICE TO THIS END | 2011 |
|
RU2484359C1 |
| METHOD FOR PREPARING EPOXY RESIN HARDENING AGENT | 2004 |
|
RU2288237C2 |
