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BRPI0601960A
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system for attaching a plug stem to a lifting and lowering mechanism in the control of liquid metal leakage flow
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BRPI0601136A
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improvement in liquid metal gas injection system
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BRPI0504213A
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liquid metal pour hole drilling rig assembly in electric furnaces
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BRPI0503013A
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refractory mass projection system on rh vessel legs
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BR0302876A
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Refractory plug for gas injection in containers containing molten metals or alloys
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BR0204233A
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High Magnesium Toothpaste Compositions
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BR0105155A
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Long valve manipulator head for continuous casting in steel mills
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BR0000920A
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Sodium silicate manufacturing process
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BR9905155A
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Use of natural amorphous silica microfiber
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BR9905156A
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Use of natural amorphous silica microfiber
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BR9900824A
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Gas injection system in containers containing molten metals or alloys.
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BR9804186A
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End-of-life indicative system for refractory parts for gas injection in containers containing molten metals and alloys.
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BR9800834A
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Air heating system for blast furnaces.
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BR9204404A
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System for the construction of pig iron and slag blast furnace channels using low ultra low cement refractory concrete or regular concrete
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BR9103769A
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Refractory composites
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BR9001950A
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Friction press for pressing ceramic and refractory pasta
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BR8801100A
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Denso refractory block for gas injection in metals and alloys in fusion state
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BR8707174A
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Dams and diques for physical-chemical retention of steel aluminum inclusions in continuous language machine distributor
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BR8400386A
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Brick or refractory block provided with a thermal insulating air gas or weight reducer
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BR8400119A
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Modulated refractory coating system for rotary oven burner tubes
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