Apparatus for demolishing biological shield wall of a nuclear re

Details Apparatus for demolishing biological shield wall of a nuclear re Apparatus for demolishing biological shield wall of a nuclear re

1991-06-04

1992-12-22

Walsh, Donald P.

Induced nuclear reactions: processes, systems, and elements

Fission reactor material treatment

Impurity removal

376308, 376295, G21C 1942

Patent

active

051732505

ABSTRACT:
The present invention presents a novel apparatus and a method of demolishing a biological shield wall of a nuclear reactor using a concrete cutter device working on a wire saw, said apparatus comprising a concrete cutter device consisting of a driving part for a wire saw and a concrete cutting part attached on the engaging receiver of the driving part, a core boring machine to be attached interchangeably on the receiver in the place of the cutting part and a carrier truck to carry the wire saw driving part of said cutter device, further the concrete cutting part having a pair of vertical rods supported on a table movable vertically and adjustable in a distance of the rods and, at the bottom end of the rods, supporting pulleys and guide rollers for disposing the wire saw are provided.

REFERENCES:
patent: 4568814 (1986-02-01), Hamasaki et al.
patent: 4813313 (1989-03-01), Ichikawa et al.
patent: 4950034 (1990-08-01), Reid
patent: 5052366 (1991-10-01), Matsukura

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