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Olive stone cleaning

CTAER develops an innovate methodology to determine a new quality propierty in the olive stone.

A new methodology which will be integrated in the new olive stone standard of certification.

This parameter is key for olive stone producers, biomass heating appliances manufacturers and, specially, for consumers.

Olive stone cleaning methodology consists in separating the three olive stone components: Clean olive stone, olive pulp and olive stone fines.



  • More efficiency
  • Less emissions
  • Less corrosion
  • Less cost of transport

Clean stone

  • 25% less ash
  • 60% less oil content
  • 20% less sulfur
  • 20% less nitrogen
  • 33% less chlorine
  • More density, less cost of transport

Download the brochure