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Patented In-line Liquid Measurements Worldwide
K-Patents' operations and resources are focused on various in-line liquid measurements, such as concentration and liquid density measurements. K-Patents supplies Process Refractometers that are used in thousands of industrial applications around the world.
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June 11, 2010 White Paper about the usability of the refractometer to measure washing loss in chemical pulping under mill conditions. The focus of investigation was on brown stock washing before and after oxygen delignification at a Finnish kraft pulp mill. The results showed that the refractometer is suitable for measuring the dissolved dry solids of outgoing filtrates and pulp suspensions on a single washer. It is therefore suitable for monitoring washing loss levels in brown stock washing, making real-time measurement of washing effectiveness possible. Read more

October 27, 2009 Technical note 1.00.06, K-Patents refractometer accuracy statement is now available in our document downloads.