RFA Surf Patrol (A357) was a Surf-class

Surf class tanker

The Surf class were a class of replenishment oilers taken up for service with the Royal Fleet Auxiliary, supporting the Royal Navy during the Korean War. Two were commercial tankers under construction in British yards as the war began. A third ship was captured from in the Far East and brought into...

 freighting tanker

Oil tanker

An oil tanker, also known as a petroleum tanker, is a merchant ship designed for the bulk transport of oil. There are two basic types of oil tankers: the crude tanker and the product tanker. Crude tankers move large quantities of unrefined crude oil from its point of extraction to refineries...

 of the Royal Fleet Auxiliary

Royal Fleet Auxiliary

The Royal Fleet Auxiliary is a civilian-manned fleet owned by the British Ministry of Defence. The RFA enables ships of the United Kingdom Royal Navy to maintain operations around the world. Its primary role is to supply the Royal Navy with fuel, ammunition and supplies, normally by replenishment...

. She and her sister RFA Surf Pioneer

RFA Surf Pioneer (A365)

RFA Surf Pioneer was a Surf-class freighting tanker of the Royal Fleet Auxiliary. She and her sister RFA Surf Patrol were originally ordered by Polish owners but were commandeered by the Admiralty whilst building during the Korean War....

 were originally ordered by Polish owners but were commandeered by the Admiralty

Admiralty

The Admiralty was formerly the authority in the Kingdom of England, and later in the United Kingdom, responsible for the command of the Royal Navy...

 whilst under construction during the Korean War

Korean War

The Korean War was a conventional war between South Korea, supported by the United Nations, and North Korea, supported by the People's Republic of China , with military material aid from the Soviet Union...

. Surf Patrol was at the time being built as the Tatry for the Polish Government.

Surf Patrol was decommissioned on 11 May 1961 and laid up at Devonport

HMNB Devonport

Her Majesty's Naval Base Devonport , is one of three operating bases in the United Kingdom for the Royal Navy . HMNB Devonport is located in Devonport, in the west of the city of Plymouth in Devon, England...

. She was sold back into commercial service in December 1969 and was renamed Marisurf for D.J. Chandris.