Patent ID: 7472722
Filing Date: 2009-01-06
Classification: F16L

Abstract:
1. A method of repairing a leaking, damaged or weakened area in pipeline ( 20 ) section characterized in that the method includes: a) removing rust, old coating and other unwanted surface blemishes on the leaking, damaged or weakened surface area and the surface beyond the leaking, damaged or weakened surface portion of the pipeline ( b) wrapping the leaking, damaged or weakened surface portion of the pipeline referred in step (a) above by having at least one layer of reinforced composite wrap material ( c) allowing the reinforced composite wrap material ( d) enclosing total surface areas referred to in step (a) with two half oversized steel sleeves ( e) sealing terminal annulus ends of sleeves; f) removing non-gaseous matter in annular chamber ( g) introducing a load bearing epoxy or cementitious grout ( h) allowing the load bearing epoxy or cementitious grout to cure, wherein