Patent ID: 11931735
Assignee: OXFORD UNIVERSITY INNOVATION LIMITED
Field: Chemical engineering (Chemistry)
Classification: CPC B  C | IPC B  C

Claim 8:
9. The method of claim 1, wherein:
the separation fluid comprises a liquid having the same composition as the second liquid; and
the providing of the second liquid in direct contact with the continuous body of first liquid and covering the continuous body of first liquid comprises the following, after the continuous body of the first liquid in direct contact with the first substrate has been provided:
propelling the separation fluid through the first liquid and into contact with the first substrate along at least a portion of the selected path while a portion of an upper interface of the first liquid is not yet in contact with the second liquid, the propelling of the separation fluid continuing until the separation fluid forms a layer of second liquid in direct contact with the continuous body of first liquid and covering the continuous body of first liquid.