| 摘要 |
Method and apparatus for the removal of refractory lining material in a large industrial vessel (2) comprising removing or displacing all gas ducting and feeding provisions from the top of said vessel, installing a headframe (1) at the top of said vessel, lowering a mobile work platform (3) into the interior space of said vessel supported on a cable (4) from a remotely-controllable hoist (5) fixed to said head frame, steadying said work platform in place adjacent a work zone in said vessel with pivotally-deployable steady arms (25), using drilling apparatus (15) to break out fractured refractory lining material (29) or to drill bore holes (81) for the firing of small explosive charges (80), using said drilling apparatus to break out said explosively-fractured refractory lining material, and disposing of said broken out refractory lining material via a debris chute (16).
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