BR102013015441A2
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Mortar tailings utilization method as the main component for the production of building materials
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BRPI1106324A2
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Method of use of effluent treatment station (lete) for red paper manufacturing
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BRPI0902571A2
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methods of using ferrous steel slag as binder for the strengthening of natural soils in the manufacture of road bases and other types of construction
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BRPI0901593A2
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the methods of using different natural and mineral extraction and elaboration tailings for the manufacture of building materials
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BRPI0901571A2
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rubble as the main raw material for the production of building materials
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BRPI0803816A2
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methods of using paper, cardboard and pulp production and reuse sludge as main components for the manufacture of new building materials
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BRPI0801704A2
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methods of using river and lake sediment sludge as the main component for the production of new building materials
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BRPI0802973A2
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Methods of waste for the use of natural stone alumina sulphate preparation for the manufacture of construction materials
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BRPI0802987A2
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Methods of using water treatment status as a main component of ceramic production and new concrete material
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BRPI0802967A2
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Methods of using high asbestos materials as a main component of production of new construction materials
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BRPI0801407A2
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method of using cosmetic production waste as main components of new building materials
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