Continues composites

https://www.cf3d.co/ CF3D® combines the power of composite materials with rapid curing resins to create a moldless, out-of-autoclave (OOA) manufacturing process. With the ability to print both structural and functional fibers into free space, Continuous Composites dares to redefine manufacturing.

mantiscomposites
http://www.mantiscomposites.com

https://patents.google.com/patent/EP3426474A1/en?q=Mantis+Composites+Inc&assignee=Mantis+Composites+Inc+


 * https://patents.google.com/patent/US20190299522A1/en?q=Mantis+Composites+Inc&assignee=Mantis+Composites+Inc+ A nozzle for depositing fiber-reinforced polymer having a radiative chamber comprising an outer structure of a nozzle end; a cooling chamber coupled to the outer structure; and a filament guide tube extending into the cooling chamber.

This means a Carbon fiber filament embedded inside a polymer is fused into stacked layers or printed inside a Stratsys 3d Heated chamber.