B PERFORMING OPERATIONS; TRANSPORTING
B32 LAYERED PRODUCTS
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
B32B37/00 Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
B32B37/14 characterised by the properties of the layers
B32B37/16 with all layers existing as coherent layers before laminating
B32B37/18 involving the assembly of discrete sheets or panels only