Patent for a continuous screen cleaning system 

Continuous Screen‑Cleaning Innovation Enabling Uninterrupted SPC Production

LM Patent

Desmet has recently been granted a patent for a continuous screencleaning system whose breakthrough has been implemented in Desmet’s LM Pro Extractor, the latest evolution of the continuous belt‑type LM extractor first introduced in 1946. Building on decades of proven industrial experience and continuous innovation, the LM Pro extractor combines its well‑established reliability with this new patented technology, further strengthening its position as a reference extractor for SPC applications.

In plant‑based protein processing, the patented LM Pro Extractor enhances the continuous counter‑current ethanol/water washing process, enabling efficient separation of defatted meal into molasse and protein concentrate meals. This approach maximises protein concentration to produce a final high-quality SPC meal. The result is a safer, highly automated, and energy‑efficient production line designed to operate continuously and uninterruptly, without shutdowns or performance losses —supporting both food‑grade and feed‑grade SPC demand at industrial scale.

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