Self-propelled mobile pipeline inspection apparatus and method f

Details Self-propelled mobile pipeline inspection apparatus and method f Self-propelled mobile pipeline inspection apparatus and method f

1982-07-29

1985-12-24

Strecker, Gerard R.

Electricity: measuring and testing

Magnetic

Magnetic sensor within material

73623, 346 33P, 352131, G01N 2787, G01N 2904, G01D 900, G03B 2900

Patent

active

045609314

ABSTRACT:
A mobile truck 10 furnished with power source and travel drive mechanism is set in a cargo oil pipe 48 to run inside to inspect and monitor the state of the inner surface of a pipe wall by means of its built-in magnetic flaw-detecting instrument 12 and video camera 14, so that the image signals taken by the video camera 14 may be reproduced and inspected on a television receiver 30 in the monitoring stations located aboard the vessel while the inspection data signals from the magnetic flaw-detecting instrument 12 may be recorded in a recorder 20 at the same time.

REFERENCES:
patent: 2684464 (1954-07-01), Hastings et al.
patent: 3766775 (1973-10-01), Gunkel
patent: 4055989 (1977-11-01), Henry et al.
patent: 4283628 (1981-08-01), Kulekov et al.
patent: 4353257 (1982-10-01), Vrba et al.
patent: 4372658 (1983-02-01), O'Connor et al.
Pipes and Pipelines International, Oct. 1981, pp. 22-27.

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