page_title: Berkefeld filter
hierarchical_section_title: Berkefeld filter
caption_attribution_description: English: Schematic diagram of a Bakerfeld filter
context_page_description: A Berkefeld filter is a water filter made of diatomaceous earth. It was invented in Germany in 1891, and by 1922 was being marketed in the United Kingdom by the Berkefeld Filter Co. Berkefeld was the name of the owner of the mine in Hanover, Germany, where the ceramic material was obtained.
  The Berkefeld is a good bacterial water filter used in microbiological laboratories, in homes and out in the field.
context_section_description: A Berkefeld filter is a water filter made of diatomaceous earth (Kieselguhr). It was invented in Germany in 1891, and by 1922 was being marketed in the United Kingdom by the Berkefeld Filter Co. Berkefeld was the name of the owner of the mine in Hanover, Germany, where the ceramic material was obtained. 
  The Berkefeld is a good bacterial water filter used in microbiological laboratories, in homes and out in the field.
caption: Schematic diagram of a Berkefeld filter
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