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GB685420A
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Nozzle for the projection of granular material
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US2671692A
|
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Nozzle construction
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US2640759A
|
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Process of producing magnesia
|
|
GB633276A
|
|
Improvements in conveyors for pulverulent materials
|
|
US2634119A
|
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Burning lime and like co-yielding materials
|
|
US2628829A
|
|
Calcining apparatus
|
|
US2517790A
|
|
Dolomitic refractory and process of making same
|
|
US2615693A
|
|
Apparatus for feeding ground materials
|
|
US2614050A
|
|
Refractory compositions
|
|
US2540598A
|
|
Furnace equipment
|
|
GB594262A
|
|
Improved process for the treatment of magnesian materials
|
|
GB593958A
|
|
Improved process for the treatment of hydrous magnesium carbonate
|
|
GB610817A
|
|
Improvements in or relating to the flotation separation of magnesium and calcium carbonates
|
|
GB600279A
|
|
Improved process for the production of magnesium carbonate
|
|
GB614640A
|
|
Improved process for the separation of carbonates of magnesium and calcium
|
|
US2581719A
|
|
Obtaining magnesia from magnesiacontaining rock
|
|
GB582864A
|
|
Improvements in or relating to heat-insulating materials
|
|
GB582023A
|
|
Improved process for the production of purified magnesium carbonate
|
|
US2455813A
|
|
Working up of magnesia rock, and purification of magnesium carbonate
|
|
GB573943A
|
|
Improvements relating to the manufacture of products from refractory material
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