Patent ID: 11926439
Assignee: ORBITAL EXPRESS LAUNCH LIMITED
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 10:
11. A method for launching a multi-stage rocket and for returning a recoverable rocket stage of the multi-stage rocket to earth, wherein the recoverable rocket stage comprises a plurality of drag enhancing elements, the method comprising:
launching the multi-stage rocket, with the plurality of drag enhancing elements forming longitudinal extensions of a generally cylindrical outer shape of a rocket propellant tank assembly of the recoverable rocket stage, with the plurality of drag enhancing elements jointly forming a hollow cylinder, and with the plurality of drag enhancing elements forming structural connection elements between the recoverable rocket stage and a further rocket stage of the multi-stage rocket, and
returning the recoverable rocket stage to earth, with the plurality of drag enhancing elements being inclined with respect to the generally cylindrical outer shape of the rocket propellant tank assembly.