Method of finishing ice trays

Claim 1

IN A METHOD FOR MAKING WAXED AND COLORED ALUMINUM ICE TRAYS, THE STEPS COMPRISING: CLEAN ING THE SURFACES OF AN ALUMINUM ICE TRAY; BRIGHTENING THE SURFACES OF THE TRAY BY IMMERSION IN A CHEMICAL BRIGHTENING SOLUTION; ANODIZING THE BRIGHTENED SURFACES; DYEING THE ANODIZED SURFACES BY IMMERSING THE TRAY IN A HOT SOLUTION OF A SOLUBLE ORGANIC DYE AND SIMULTANEOUSLY SEALING THE DYE WITHING THE PORES OF THE ANODIZED SURFACES; CONTINUOUSLY PROTECTING THE SURFACES OF THE TRAY AGAINST OXIDATION BY THE MAINTENANCE OF A PROTECTIVE AQUEOUS COATING THEREOVER THROUGHOUT THE TIME REQUIRED TO PERFORM SAID STEPS AND TO TRANSFER THE TRAY FROM ONE STEP TO THE NET SUBSEQUENT STEP; DRYING THE TRAY; IMMEDIATELY COATING THE DYED SURFACES OF THE TRAY BY IMMERSING THE DYED AND SEALED TRAY IN A HOT, FLUID WAX-LIKE MATERIAL FOR PROVIDING A WAX-LIKE COVERING ALL OVER THE SURFACES OF SAID TRAY; AND THEN REMOVING THE TRAY FROM THE WAX-LIKE MATERIAL AND COOLING THE SAME; ALL OF SAID STEPS BEING SEQUENTIALLY PERFORMED WITHOUT DELAY THEREBETWEEN AND ALL OF SAID STEPS EXCEPT THE WAXING STEP BEING SEPARATED BY RINSING STEPS.