Union Minerals and Alloys Corporation is a US corporation that ran a shipbreaking

Ship breaking

Ship breaking or ship demolition is a type of ship disposal involving the breaking up of ships for scrap recycling. Most ships have a lifespan of a few decades before there is so much wear that refitting and repair becomes uneconomical. Ship breaking allows materials from the ship, especially...

 operation. In the 1960s and 1970s it purchased from the United States Maritime Administration many surplus U.S. Navy and U.S. Merchant Marine ship

Ship

Since the end of the age of sail a ship has been any large buoyant marine vessel. Ships are generally distinguished from boats based on size and cargo or passenger capacity. Ships are used on lakes, seas, and rivers for a variety of activities, such as the transport of people or goods, fishing,...

s from World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 for scrapping.

The company scrapped , an escort carrier, which featured in the ending of the 1973 Clint Eastwood

Clint Eastwood

Clinton "Clint" Eastwood, Jr. is an American film actor, director, producer, composer and politician. Eastwood first came to prominence as a supporting cast member in the TV series Rawhide...

 movie Magnum Force

Magnum Force

Magnum Force is a 1973 American police thriller film and the second to feature Clint Eastwood as maverick cop Harry Callahan after the 1971 film Dirty Harry. Ted Post, who also directed Eastwood in TV's Rawhide and the feature film Hang 'Em High, directed the second film in the Dirty Harry series...

while it was moored in Suisun Bay

Suisun Bay

Suisun Bay is a shallow tidal estuary at in northern California, USA. It lies at the confluence of the Sacramento and San Joaquin Rivers, forming the entrance to the Sacramento-San Joaquin River Delta, an inverted river delta...

, California

California

California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

.