Metallurgical apparatus – Linings – With making or repairing means
Patent
1980-04-25
1981-11-24
Rutledge, L. Dewayne
Metallurgical apparatus
Linings
With making or repairing means
239 71, 239225, 239227, 118713, C21B 704
Patent
active
043019986
ABSTRACT:
A remote control gunning apparatus for repairing the refractory lining of a metallurgical vessel in the vertical position at elevated temperature including a water-jacketed television camera for televising the interior of the vessel to detect the eroded areas and monitor the repair thereof, the camera jacket being provided with a transparent heat-resistant port in the line of sight of the lens of the camera, an electrical conduit for supplying power to the camera and for transmitting a televised signal from the camera to a monitor outside the vessel, an air conduit for supplying pressurized air to cool and clean the port, and cooling water conduits concentric with and jacketing the electrical conduit and a substantial portion of the air conduit and connected with the camera jacket.
REFERENCES:
patent: 3609236 (1971-09-01), Heltman
patent: 3797745 (1974-03-01), Haus
patent: 3799445 (1974-03-01), Marino
patent: 4099708 (1978-07-01), Morris
patent: 4163546 (1979-08-01), Morris
patent: 4211367 (1980-07-01), Allison
patent: 4218989 (1980-08-01), Fujita et al.
Knuth Charles J.
Ordway Harold W.
Pfizer Inc.
Richardson Peter C.
Rutledge L. Dewayne
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