High temperature submersible electric motor

Details High temperature submersible electric motor High temperature submersible electric motor

1984-12-06

1986-08-19

Skudy, R.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 64, 310 90, 16510432, 165185, 184 99, 415175, 415501, H02K 510

Patent

active

046071814

ABSTRACT:
A glandless submersible electrical dynamo operative at high temperatures comprising a casing containing a stator and a rotor and a metal alloy filling the space within the casing. The metal alloy is liquid at the operating temperatures of the pump and is an alloy of bismuth, preferably with lead or tin. The bismuth is present in an amount of between 40-60% and the alloy has the property of substantially no volume change upon solidification.

REFERENCES:
patent: 72176 (1867-12-01), Draper
patent: 2293616 (1942-08-01), Myers
patent: 2354874 (1944-08-01), Myers
patent: 3135211 (1964-06-01), Pezzillo
patent: 3135884 (1964-06-01), Luenberger
patent: 3196795 (1965-07-01), Baker
patent: 3414405 (1968-12-01), Fisher
patent: 3421445 (1969-01-01), Ivanoff
patent: 3759635 (1973-09-01), Carter
patent: 3770635 (1973-11-01), Atendido
patent: 4262226 (1981-04-01), Erickson
patent: 4275319 (1981-06-01), Davis, Jr.

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