Emerson designed its Oil and Gas vertical motors for reliable outdoor use in all types of weather on pipelines, onshore and offshore wells as well as in refineries and other process industries. These motors are meticulously designed and built to the highest quality standards utilizing premium materials to ensure reliability and long life. EMERSON® Oil and Gas vertical motors are ideal for use on sine wave or inverter power applications such as booster, transfer, secondary recovery supply, secondary recovery injection, sump, slurry, fire and cooling tower pumps.

HOLLOSHAFT® Motors
Vertical A.C. Motors
Hollow Shaft
High & Low Thrust
WPI, WPII, TEFC & Explosionproof Enclosures

Solid Shaft
Vertical A.C. Motors
Solid Shaft
High & Low Thrust
WPI, WPII, TEFC & Explosionproof Enclosures

In-Line
Vertical A.C. Motors
Solid Shaft
Medium Thrust
TEFC & Explosionproof Enclosures

 

 

The number of the US refineries in 1981 vs. 2005 has:

a. Stayed the same
b. Increased from 132 to 324
c. Decreased from 324 to 132

The answer is ( c)

Source : CS Monitor

 

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