About

Thin-Cake Pressure and Vacuum Filtration Technologies for batch and continuous operations from high solids to clarification applications...

BHS-Sonthofen GmbH, founded in 1563, is a leader in technology and innovation. BHS worldwide specializes in thin-cake (3 mm up to 75 mm) filtration, cake washing and drying technologies.

Its U.S. subsidiary, BHS-Filtration Inc. located in Charlotte, North Carolina provides for manufacturing, process & project engineering, customer service, spare parts, on-site rental systems and filtration and process laboratory testing services for the chemical, pharmaceutical and energy / environmental industries in North and South America. BHS completes the single-source process solution with PLC control systems with FAT and SAT tests, tanks & pumps, piping and instrumentation skids, and on-site assistance.

BHS-Filtration Inc.'s typical applications include:

 
  • Fine & Specialty Chemicals
  • Agricultural Chemicals
  • Pharmaceuticals
  • Specialty wastewater clarification
  • Catalyst and activated carbon recovery
  • Refinery scrubbing solvents
  • Replacement of filter presses, manual plate filters, centrifuges, nutsche filters, and other conventional units
  • Customized Systems
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    Technical Articles

    A Six Sigma Approach to Evaluating Vacuum Filtration Technologies (.pdf) (Filtration and Separation Products) Solid-liquid separation can be accomplished by pressure or vacuum filtration in a batch or continuous mode. Generally, following filtration, the cake must be washed and subsequently dried to... (View Full Article)
    A Treatise of Filter Cake Washing Mechanisms In Pressure and Vacuum Filtration Systems (.pdf) (Filtration and Separation Products) During many chemical and pharmaceutical process operations, cake washing is required since no filter system can remove all of the mother liquor by pressure or vacuum dewatering only. The need for cake... (View Full Article)