Berkefeld Filter Co (British)
From GracesGuide
of Sardinia House, Kingsway, London, W2. Works at Tonbridge, Kent. Telephone: Holborn 5251. Telegrams / Cables: Tubipores, Estrand. (1922 and 1929)
Ditto Address and Telephone, London. Cables: "Tubipores, Estrand, London". Town Mills, Tonbrudge, Kent. Telephone: Tonbridge 155. (1947)
- A bacterial filter used in 1891, made of earth known as Kieselguhr taken from the name of the mine in Hanover, Germany, from which the earth was found. Ground water at this mine had a clear blue colour suggesting the use of the earth as a filter.
- Origin: Berkefeld, name of owner of the mine from which the material to make the filter was taken.
- 1922 British Industries Fair Advert for "Berkefeld" Filters - best for household and all other purposes. Pure Water. (Stand No. G.13) [1]
- 1929 British Industries Fair Advert for filters for 'household and all other purposes'. Manufacturers of Water Filters for High and Low Pressure in Cast Iron, Porcelain Enamelled, Enamelled Iron, Stoneware and Glass. Also Gun-metal, Brass and Copper Nickel-plated. Capacity 5 to 550 gallons per hour. (Pottery Section - Stand No. E.9) [2]
- 1947 Listed Exhibitor - British Industries Fair. Manufacturers of Stoneware filters and Candles for domestic and laboratory use. Metal Pressure Filters of all sizes for clarification of water for industrial and other uses. Domestic base-exchange Wter Softeners. [3]
[edit] See Also
- [1] Online Medical Dictionary
[edit] Sources of Information
- ↑ 1922 British Industries Fair Advert xxviii
- ↑ 1929 British Industries Fair Advert 105B; and p19
- ↑ 1947 British Industries Fair p29
