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US2825311A
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Waste-heat boiler
|
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GB793614A
|
|
Improvements in and relating to receiving and handling molten material from a rotarykiln
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US2710235A
|
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Bearing bracket
|
|
US2673810A
|
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Retarded cement
|
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US2648645A
|
|
Cement composition with additive to reduce water loss from a slurry thereof
|
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US2521073A
|
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Cement for lightweight concrete and method of making
|
|
US2469081A
|
|
Refractory concrete, mix therefor, and method of making
|
|
US2471632A
|
|
Retarded cement
|
|
US2489793A
|
|
Low water loss cement containing pregelatinized starch
|
|
US2576955A
|
|
Low-water-loss cement
|
|
US2516892A
|
|
Refractory concrete
|
|
US2516893A
|
|
Refractory concrete
|
|
US2511725A
|
|
Refractory concrete and method of making
|
|
US2511724A
|
|
Refractory concrete and method of making
|
|
US2470505A
|
|
Slow setting cement and process of making the same
|
|
US2580565A
|
|
Retarded cement
|
|
US2427683A
|
|
Retarded cement and method of making
|
|
US2471494A
|
|
Automatic measuring device for bulk material
|
|
US2469078A
|
|
Seal for rotary kilns
|
|
US2416700A
|
|
Refractory concrete
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