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2018 Nine Month Results

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  3. Proprietary Know-how
  4. Fertilizers and Nitric Acid (ESPINDESA)

Fertilizers and Nitric Acid (ESPINDESA)

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Since 1969 TR, through ESPINDESA, company belonging 100% to TR Group, is dedicating hugh resources and investment to industrial research and development for processes and Technologies for fertilizers, nitric acid and ammonium nitrate sector as well as environmental control for emissions.

Our Work

With available Technologies has been built around 50 industrial plants in 15 different countries, with total installed cost over 1,3bn$.

These plants has been supplied, in the majority of the cases, as turn Key Projects by TR and in the last few years through internal well known approved contractors.

For the continuous development of Technologies, TR uses their own resources and contracts with several Institutions such as Universities, R&D Centres and in conjunction with industrial installations owners.

Besides, TR have the experience acquired through execution of industrial plants utilizing technology developed by others:

  • Ammonia.
  • Sulphuric acid.
  • Phosphoric acid.
  • Urea.
  • Dicalciumn phosphate.
  • Clhoride-sodium hidroxide.
  • Paints.


ESPINDESA provides:

  • Feasibility and conceptual Studies.
  • Selection and evaluation of processes.
  • License and Know-How transfer.
  • Process design.
  • Básic Engineering.
  • Detailed design or supervision.
  • Procurement and expedition.
  • HAZOP Studies.
  • Construction and/or supervision.
  • Comissioning and supervision for start up.
  • Training for Plant operators.
  • Technical Assistance.

Our Technologies

Technologies Licensed and Procesess:

  • Weak Nitric Acid.
  • Azeotropic (68% Conc.) Nitric Acid.
  • Concentrated Nitric acid.
  • Dense and Porous Ammonium Nitrate.
  • NOx Abatement Catalytic Units.
  • Monoammonium and Diammonium Phosphate (MAP/DAP) using Pipe Reactor.
  • NPK (using Urea, Ammonium Nitrate, Sulphuric Acid and/or Phosphoric Acid.
  • Revamping of DAP/NPK Plants to Pipe Reactor.
  • Ammonia Oxidation Unit.

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