About 45 Trademarks found for “*DUM”

Refractory materials including tiles, refractory tiles, roof tiles, antislip tiles, antislip treads, refractory bricks, refractory blocks, refractory cements, refractory granular materials for use in making refractory cements, blocks, shapes, etc. refractory grain, firesand, refractory lining materials for furnaces, refractory materials for vault linings, furnace-lining blocks, kiln-lining blocks, cupola blocks, gas-generator blocks, air-cooled furnace-lining blocks, water-cooled furnace-lining blocks, suspended-arch blocks, hearth-support blocks, furnace-wall veneer blocks, arch veneer blocks, i.e., facing blocks for furnace arches, special refractory shapes and refractory cylindrical shapes for use in the construction of furnaces, fuel-burning apparatus, kilns, recuperators and regenerators, cupolas, muffle combustion chambers, tunnel kiln car furniture and supports, metallurgical furnaces, furnaces and parts thereof, furnace grates, muffles and parts thereof,retorts and parts thereof, coke and zinc retorts and the like,oil and gas burners and parts thereof, lehrs and parts thereof, hearths and parts thereof, ovens and parts thereof, air and gas heaters and parts thereof, combustion chambers and parts thereof, furnace arches, furnace roofs, furnace lids, furnace-roof-section shapes, furnace-lid-section shapes, section shapes for combustion chambers, blocks of a shape or form to provide for forming combustion ports, furnace tuyeres, recuperator tubes, recuperator blocks, regenerator blocks, refractory cylinders, refractory cylinder sections, kiln-car tops, industrial crucibles, refractory pots, rabbles of a refractory material, refractory tubes for use in furnaces, pyrometer-protection tubes, furnace linings, furnace-lining blocks, kiln-lining blocks, cupola blocks, gas-generator blocks, air-cooled furnace lining blocks, suspended furnace-arch blocks, hearth-support blocks, combustion tubes, burner blocks, boiler furnace blocks, domestic oil burner blocks, baffle blocks, furnace- wall veneer blocks, i.e., facing blocks which are keyed to, interlocked with, or otherwise supported at the face of a wall, furnace-arch veneer blocks, i.e., facing blocks which are keyed to or interlocked with or otherwise secured to the face of a brick or other arch to be protected, muffle-section shapes, retort-section shapes, and means for surrounding or supporting ware in a kiln and generally known as kiln furniture, such as trays, saggers, bats, pins, rims, tile setters and setter slabs, filter plates, filter tubes, gas diffuser tubes, glass tank blocks, laboratory ware, combustion boats, extraction thimbles, pulp digester linings, porous electrolytic separators, ball and tube mill balls and linings.

Grinding wheels,

Grinding segments, grinding discs, rubbing bricks, rubbing stones, rubbing sticks, honing stones and abrasive powder, grain and preparations.