Title:
Tritube heating element
United States Patent 2495673
US Patent References:
/0206075.html
- - 0206075

/0394689.html
- - 0394689

/0593771.html
- - 0593771

/0900873.html
- - 0900873

/1041188.html
- - 1041188


Inventors:
Erwin, Ransome W.
Publication Date:
01/24/1950
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Assignee:
SALT WATER CONTROL INC
Primary Class:
122/52
Other Classes:
122/18.300, 126/91A, 126/343.50A, 122/17.200
International Classes:
F28D7/00
US Patent References:
1512389Road-repairing apparatus
2122310Oil and water separator
2181685Treatment of oil, gas, and water emulsions
2185594Immersion heater for bituminous materials and the like
2211171Separating tank
2228471Hot water heater
2366302Oil emulsion separating