The Amoco Corporation said its quarterly earnings more than doubled for the period.

The Amoco Corporation said yesterday that its earnings fell 45.3 percent in the third quarter.

The Amoco Corporation said yesterday that its net income surged 68.6 percent in the last three months of 1990.

The Amoco Corporation, for instance, said Tuesday that its operating income declined 52 percent.

But the Amoco Corporation, which also posted higher profits from refining, said its quarterly earnings fell slightly.

The Amoco Corporation said yesterday that its quarterly earnings rose 57.7 percent from the 1989 period.

The Amoco Corporation yesterday named two senior executives to be vice chairmen and promoted several others.

The Amoco Corporation said yesterday that it would take a $380 million charge against net income in the fourth quarter for a required accounting change.

The Amoco Corporation announced yesterday that second-quarter earnings more than doubled from the period a year earlier.

He has also held various financial positions at Amoco Corporation, where he worked from 1980 to 1986.