Drake Engineering Incorporated

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Helena, MT, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for removing undesirable components from a contaminated s...
- Patent number 7,862,715
- Issue date Jan 4, 2011
- Drake Engineering Incorporated
- Ronald N. Drake
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for preferentially removing monovalent cations from contamin...
- Patent number 7,368,059
- Issue date May 6, 2008
- Drake Engineering Incorporated
- Ronald Neil Drake
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
METHODS AND APPARATUS FOR COUNTER-CURRENT LEACHING OF FINELY DIVIDE...
- Publication number 20220105444
- Publication date Apr 7, 2022
- Drake Engineering Incorporated
- Ronald N. Drake
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Trademarklast 30 trademarks