basic 4 min read
Diagnostic and Testing Equipment
There is a wide array of devices used to test and diagnose electronic equipment. This chapter will attempt to explain…
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General Concepts 1 min read
Uniform Attack
Uniform attack is a form of electrochemical corrosion that occurs with equal intensity of the entire surface of the metal.…
General Concepts 1 min read
Forms of Corrosion
Corrosion is costly! If you doubt this, then you probably have never been bitten by the “corrosion bug”. Imagine specifying…
General Concepts 15 min read
ISO 9002 INTERNATIONAL STANDARD A BRIEF EXPLANATION OF THE TWENTY CLAUSES
Clause 4.1 CLAUSE 4.1.1 “QUALITY POLICY” To comply with this requirement there must be a written Quality Policy for the…
General Concepts 4 min read
ISO 9000 Standards
What is ISO9000? The International Organization for Standardization (ISO) is a worldwide federation of national standards bodies from 100 countries,…
General Concepts 2 min read
Hydrocracking
The need for gasoline of a higher quality than that obtained by catalytic cracking led to the development of the…
General Concepts 2 min read
Highlights of the TIP
The following are some of the highlights of the TIP process: ● TIP has been in commercial operation since 1975…
General Concepts 4 min read
Isomerization
The isomerisation process involves the transformation of one molecular structure into another (isomer) whose component atoms are the same but…
General Concepts 5 min read
Platforming Process
The feedstock of the platformer is drawn from the refinery”s distillation units. This is first treated by passing the feedstock…
General Concepts 2 min read
Chemistry
The main reactions of platforming process are as follows: ● Dehydrogenation of naphthenes, yielding aromatics and hydrogen ● Dehydro-isomerisation of…