发明名称 |
METHOD FOR RENOVATING A WELL |
摘要 |
Method of reconditioning a water well, in particular a drinking- water or process-water well, in which a certain mortar is pressed only near to the damaged point through the already existing water-ingress slots (18) into a filtering-gravel layer surrounding the well tube against the static pressure of the penetrating ground water. <IMAGE> |
申请公布号 |
AU8015787(A) |
申请公布日期 |
1988.05.12 |
申请号 |
AU19870080157 |
申请日期 |
1987.10.27 |
申请人 |
ZAWISLA, KLAUS GMBH & CO. KG, |
发明人 |
KLAUS ZAWISLA |
分类号 |
E03B3/15;C04B28/06;C09K8/42;E21B33/124;E21B43/02 |
主分类号 |
E03B3/15 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|