Johannis C. van Dijk

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Leusden, NL

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Patents Grantslast 30 patents

Information Patent Grant
Process for chemical reduction of the phosphate content of water
- Patent number 4,389,317
- Issue date Jun 21, 1983
- DHV Raadgevend Ingenieursbureau BV
- Christiaan C. M. Trentelman
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE