Asplund defibrator

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Defibrator — Not to be confused with defibrillator. The defibrator is a thermo mechanical pulping refiner in which the pulp material, such as wood chips, is ground in an environment of steam between a rotating grinding disc (rotor) and a stationary disc… … Wikipedia
Arne Asplund — Tekn dr Arne Asplund (1903–1993) was inventor of the Defibrator pulping refiner and the defibrator method (also called Asplund method) for pulping wooden chips.Asplund was rewarded the Gold medal (Guldmedaljen) of the Royal Swedish Academy of… … Wikipedia
Swedish inventions — are novel ideas and machines that have been pioneered in Sweden. In the 18th century Sweden s scientific revolution took off. Previously, technical progress had mainly come from professionals who had immigrated from mainland Europe. In 1739, the… … Wikipedia

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