A method of selectively repairing the lining of a lined pipeline utilising a conveyance adapted to be receivable within and to travel through the pipeline. The conveyance consists of a plurality of vehicles comprising an inspection means, an excising means, a debris removal means and an application means. The method comprises: an identification step whereby the conveyance travels along the pipeline inspecting and locating damaged portions of the lining; an excising step whereby damaged portions of the lining identified from the inspection step are removed by the conveyance; a debris removal step whereby the conveyance travels along the pipeline to remove debris and/or water left in the pipeline by the excising step; and an application step whereby the conveyance travels along the pipeline and applies a fresh lining composition to replace the excised portions of lining removed by the excising step. The invention also relates in a conveyance for effecting the selective repair of the lining of a lined pipeline according to the method described above.
申请公布号
WO0017566(A1)
申请公布日期
2000.03.30
申请号
WO1999AU00809
申请日期
1999.09.22
申请人
WATER CORPORATION;BROWN, STEPHEN, REGINALD;FITZHARDINGE, MARK, BERKELEY;HODGKINSON, WILLIAM, ALAN
发明人
BROWN, STEPHEN, REGINALD;FITZHARDINGE, MARK, BERKELEY;HODGKINSON, WILLIAM, ALAN