AS NORSK LECA

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Rislokka, 0516 Olso, NO

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Patents Grantslast 30 patents

Information Patent Grant
Light expanded clay aggregates for phosphorous removal
- Patent number 6,627,083
- Issue date Sep 30, 2003
- A.S. Norsk Leca
- Roy Rennesund
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Light expanded clay aggregates for phosphorus removal
- Publication number 20020179534
- Publication date Dec 5, 2002
- a. s Norsk Leca
- Roy Rennesund
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Trademarklast 30 trademarks

Information Trademark
75403220 - FILTRALITE
- Serial number 75403220
- Registration number 2258913
- Filing date Dec 10, 1997
- AS NORSK LECA
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry