Diffraction

In 1987, Baker International and Hughes Tool Company merged and Baker Hughes Incorporated was conceived. Baker Hughes Incorporated is one of the world's largest oilfield services companies. Operations of Baker Hughes are carried out in over 90 countries all over the world having its main headquarters in the America Tower in Houston. Services provided by Baker Hughes are for drilling, completion, reservoir consulting, formation evaluation, production and unconventional solutions. Baker Hughes's…

1.2. Cones Speaker cones vary in size and shape as well as the material they are made of. They range from original Rice and Kellog design-paper cone, through Kevlar and carbon fibre, metal (aluminium) and a variety of composites, each manufacturer employing different materials suited to providing the best efficiency and linearity. First of all they wanted to achieve manufacturing consistency since wood is not a homogenous substance and tends to vary from one form of timber to another, even…

Chapter 1 Introduction Waste generated from food industries is a source of an untapped energy which is mostly dumped inland fills whereby it releases greenhouse gases into the atmosphere. It is very difficult to treat and recycle food waste due to its composition. Food industry produces large volumes of wastes, both solids and liquid, resulting from the production, preparation and consumption of food. These wastes lead to increasing waste disposal and can pose severe pollution problems and…