Patent ID: 11939147
Assignee: ATLAS SAND COMPANY, LLC
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 27:
28. The method of claim 27, wherein:
each of the container(s) of each of the trailers comprises an upper gate movable between:
an open state in which proppant is permitted to enter the container downwardly through the upper gate; and
a closed state in which proppant is not permitted to enter the container through the upper gate; and

transferring proppant from at least one of the container(s) of the third trailer to the container(s) of each of the first and second trailers comprises, for each of the container(s) of each of the first and second trailers, moving the upper gate of the container from the closed state to the open state such that the proppant conveyed off the conveyor falls into the container through the upper gate.