A History of Industrial Kilns and Furnaces——Lessons for Future Energy Conservation and Environmental Protection

This is a historical compilation and analysis of the world-wide development of kilns and furnaces, covering those ones ranging from ancient earthenware kilns to modern high-tech furnaces、 including nuclear reactors and fuel cells. Special emphasis is on energy conservation and environmental protection. the historical lessons from which can be applied to future activities.

Direct-bonded Magnesite-Chrome Bricks for Kilns and Furnaces of Building Materials Industry

JC 497-92 (96)1 Contents and Applied ScopeThis standard specifies the classification, shapes and dimensions, technical requirements, test methods, inspection rules, marking, packing, transportation, storage and quality certificate of direct-bonded magnesite-chrome bricks for building materials industry. This standard is applicable to the direct-bonded magnesite-chrome bricks for cement kiln, glass melting tank and other industrial furnaces.2 Normative ReferencesGB 2997: Test method for the apparent porosity, water absorption, bulk density and true porosity of dense shaped refractory productsGB 5070: Chemical analysis method for magnesite-Chrome refractoriesGB 5072: Test method for cold crushing strength of dense shaped refractory productsGB 5989: Test method for refractoriness under load of dense shaped refractory products (Differential, with rising temperature)GB 7320: Test method for thermal expansion of refractory productsGB 7321: Sample preparation for testing of dense shaped refractory productsGB 10324: Type definition of refractory productsGB 10325: Piling, sampling, acceptance, storage and transportation of refractory products