Main nutrients for crops are Nitrogen, Phosphorous, Potassium and Calcium. These among others must be made available continuously and in correct proportions by the soil. The individual effect of each of these nutrients is ...

Concrete BatcherPlant can be defmed as an equipment which is designed to contain within this unit all the resources such as concrete consisting of cements and aggregates, and to measure the fixed amount of mixed ...

Stone and bricks can be successfully replaced by concrete elements (blocks). Great hardness, resistance to atmospherics and a simple production process are only a few advantages of concrete blocks which rank them among ...

Concrete poles and piles, which playa great role as secondary products of cement, differ from each other in the -- objectives of their use, but their manufacturing methods and processes are almost the same. The products ...

Condoms have been in use and on the market for a long time. The materials used for them, were ingenious, but their usefullness and easy application left a lot to be desired. In the early thirties of this century a new ...

Packing may be defined as a means of protecting contents from ordinary handling, providing ease in pas-king and unpacking and at the same time, becoming a means of publicizing the contents. Against the above background, ...

The crown cap is an essential item for use in bottling beer, other beverage and general foodstuffs. In general, high pressure crown caps lined with PVC sol or cork inside the caps are used for beer and Coca Cola, while ...

Crushing plant, as a plant which produces the various aggregates used in every construction and civil engineering work, produces mostly stones under 40 mmand 25 mm. This aggregate is used for Remicon. Gravels under ...

Sugar cubes have a sophisticated neat look which has gained total acceptance in the hotel and hospitality industry as well as affluent homes. The small scale unit envisaged in this profile is one which can be ancillaries to ...

Benzene and hydrogen-rich gas are fed to a liquid-phase reactor in which raney nickel catalyst is maintained in uniform dispersion at a temperature below 2500C and a pressure above 3 bar. Overheads are sent to a ...