Patent ID: 11859322
Assignee: SPILLTECH ENVIRONMENTAL, INC.
Field: Other special machines (Mechanical engineering)
Classification: CPC D  B | IPC B  D

Claim 24:
25. The apparatus for making multi-layer meltblown mats of claim 18, further comprising a third forming box located adjacent to the first conveyor belt comprising a third conveyor belt and a third meltblown head located above the third conveyor belt structured and arranged to deposit third meltblown fibers onto the third conveyor belt to form a third layer of meltblown fibers, wherein the first layer of meltblown fibers is fed from the first conveyor belt onto the third conveyor belt, and the third meltblown fibers are deposited onto the first layer of meltblown fibers on the third conveyor belt, depositing third meltblown fibers onto a third conveyor belt to form a third layer of meltblown fibers, and feeding the third layer of meltblown fibers through the opposed rollers with the first layer of meltblown fibers and the second layer of meltblown fibers.