Ceramic component parts of fluid pumping systems made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded carbide and/or nitride bonded silicon carbide, namely, posts, sleeves, [ tubes ] * tubes, * troughs, labyrinth shapes, impellers, seals, and pipe linings; ceramic products made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, mechanical seals; ceramic component parts of fluidized cracking catalyst regeneration machines made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, fluid catalytic cracking regeneration nozzles; ceramic component parts of flue gas desulphurization machines made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, flue gas desulphurization nozzles; ceramic component parts of all types of commercial machinery made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, thrust washers, thrust bearings, pouring nozzles, metering nozzles, atomizing fluid nozzles, and anti-vortexing [ nozzles ] * nozzles; * ceramic component parts of particle blast cleaning machines made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, sand blasting nozzles; ceramic component parts of dust separation machines made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, multi-cyclone dust collectors; ceramic component parts of valves from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, abrasion resistant linings; and ceramic products made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, cyclones, cyclone liners, and microionizers | Ceramic products made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, low mass kiln furniture, namely, posts, beams, rollers, plate setters, saggers, boats, pusher plates, and muffle liners; ceramic products made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, waste heat boiler ferrules, and fire tube boiler ferrules; ceramic component parts of fluid bed processors made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, burner nozzles, tiles, blocks, and flare tips; ceramic component parts of gas burners made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, burner nozzles; and ceramic products made from recrystallized silicon carbide, reaction bonded silicon carbide, oxide bonded silicon carbide and/or nitride bonded silicon carbide, namely, foundry crucibles for holding molten metals
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