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Results 971 - 979 of 979 for Oil and gas
  • Article - 9 Jun 2001
    Softening processes such as annealing and normalising, and hardening processes such as hardening, tempering, thermochemical processes, carburising, nitriding and boronising are all explained.
  • Article - 5 Jun 2001
    Paper, natural fibres, glass, metals and many plastics are used as packaging materials. The reasons for their use and developments in the packaging industry are explained.
  • Article - 29 May 2001
    The design of seals is looked into, including gasket design, flange fixation, formed in place gaskets, anaerobic resins, O rings and pipe seals.
  • Article - 29 May 2001
    These materials combine the strength, hardness and wear resistance of carbon with the corrosion resistance and self lubricating properties of graphite. They can be impregnated with various materials...
  • Article - 20 Apr 2001
    Important types of elastomers such as natural and various synthetic rubbers (eg butadiene and acrylo nitrile butadiene) are described in this article.
  • Article - 3 Apr 2001
    Parylenes (or parxylylenes)are a family of polymers that can be used as a protective coating. They can be used for protection of artefacts as well as in the electronics and medical industries.
  • Article - 26 Mar 2001
    The chemistry of polyurethanes is covered, including the basic production of, raw materials such as isocyanates, polyols, polyethers, polyesters and pre polymers as well as common additives.
  • Article - 21 Feb 2001
    Corrosion can be defined as the electrochemical reaction of a material with its environment which results in a degradation of the properties of the metal. It is a redox process.
  • Article - 7 Feb 2001
    Also known as cupro-nickels, they have compositions from 10% nickel to 45% nickel. Due to the large range of alloys, they display a range of different properties and applications. This article...

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