in the embodiment of fig3 a thermoforming device 50 is arranged such that the film belt 12 passes therethrough the device 50 forms a plurality and in many instances a multiplicity of pockets 52 in the film belt 12 each one of the pockets is of sufficient dimensions to receive one of the products 16 or a plurality of the products dispensed from a dispenser device 54 disposed above the film belt 12 each pocket 52 will receive one or a plurality of the products 16 therein for introduction into the freezer chamber 221 via the inlet 217 as that portion of the film belt 12 is conveyed through the freezer chamber 221 cryogenic liquid or gas is dispensed to contact the product 16 and also is retained or settled in each one of the pockets 16 to provide for increased freezing or crust freezing of the product 16 during its transport arrow 30 indicates the direction of movement of the film belt 12 thereafter the film belt 12 departs the freezer chamber 218 through the outlet 219 whereupon the belt is collected on a take up spool 56 or drum in this manner of construction the film belt 12 is used for one pass through the freezer chamber 221 additionally when the spool 14 of film belt 12 has been completely used the film belt 12 is rolled up completely upon spool 56 for either permanent destruction or recycling into a form similar to the original form of the film belt 12 for reuse with the freezer embodiment 210 the frozen product 16 is released from the pockets.