Official classification context
Industry overview This class comprises establishments principally engaged in manufacturing asphalt and tar mixed materials for paving (emulsion, asphalt mixed material, tar mixed material, etc.) and paving blocks (asphalt blocks, tar blocks, etc.).
Major group context PRODUCTS This Major group comprises establishments engaged in refining petroleum, those engaged in the manufacture of lubricating oils and greases by mixing and processing raw materials they purchased, those engaged in the carbonization of coal in coke kilns, those engaged in manufacturing briquettes and briquette balls using coal as the main raw material and those engaged in the manufacture of paving materials. It also includes establishments engaged in manufacturing petroleum and coal products which are not classified elsewhere, for example, petroleum coke and swelled coke. However, establishments engaged in producing city gas and supplying it through pipes are classified in the Division F -- ELECTRICITY , GAS, HEAT SUPPLY AND WA TER [341]. Group Class Number Number