Unplasticized PVC (U-PVC) pipe came into being during World War II in Germany, where it was use£!. as piping for plants and waterworks. In Japan, its mass production got under way in 1952, and today, more than 25 ...

Unsaturated polyester resins have traditionally been manufactured in batch operations, and reactor design is an important factor. Typical polyester reactors are constructed at a length/diameter ratio of approaching ...

This is the industry for making the non-concentrated adhesive mainly used by the plywood industry, and the concentrated adhesive for woodworking. The glue is made from such raw materials as urea, melamine and ...

The technology of used lubricating oil regeneration has been utilized for many years in industrialized countries and more recently in developing countries. This development has occurred for two main reasons: (i) to ...

As the industries develop and diversify, rather than the motors with fixed revolution, the variable speed motors of large variable speed ratio and easy maintenance and operation have been in greater demand. The V.S. ...

Although nowadays the use of veneer has spread all over the world to an extraordinary extent and the production of veneer developed into a significant industrial branch, the first beginnings of this craft date back as ...

Ethylene dichloride (EDC) is formed via the balanced oxychlorination route (see ethylene dichloride description). Pure EDC (99 percent) from the fractionation facilities is feed to the pyrolysis section where it is thermally ...

With the improvement and change in the living standard, household care and cleaning as well as its maintenance have become an important part of the daily chores, requiring much work on the part of housewives.

The demand for living water, industrial water and water for various other purposes is increasing steadily throughout the world due to higher living standards and greater development of various industries. And to meet ...

The watt hour meter is an instrument used in a house or plant to measure electric power. The driving force caused by the magnetic field and turning force, which are generated by electric current, is represented by ...