20100059041 | Oven Rack Having Integral Lubricious, Dry Porcelain Surface - A lubricious glass-coated metal cooking article capable of withstanding repeated heating and cooling between room temperature and at least 500° F. without chipping or cracking the glass coating, wherein the glass coating includes about 0.1 to about 20% by weight of a homogeneously distributed dry refractory lubricant material having a particle size less than about 200 μm. The lubricant material is selected from the group consisting of carbon; graphite; boron nitride; cubic boron nitride; molybdenum (FV) sulfide; molybdenum sulfide; molybdenum (IV) selenide; molybdenum selenide, tungsten (IV) sulfide; tungsten disulfide; tungsten sulfide; silicon nitride (Si | 03-11-2010 |