Certificates

■ Patent status
A patent name Application number
A method for producing an acid-base neutralizer using phosphorus limestone and a neutralizer prepared thereby 100498141
(2005.06.21)
Promoting the growth of calcite in water using cavitation, and a method and apparatus for removing high efficiency calcium in water using it 100761455
(2007.09.18)
Methods and devices for removing high-efficiency fluoride and calcium in water using cavitation 100847377
(2008.07.14)
High-efficiency fluoride and calcium removal devices in water using activated reaction nuclei 100881141
(2009.01.22)
High efficiency fluoride and calcium removal devices in the wate 100901366
(2009.06.01)
Hydrogen production and biological carbon dioxide reduction device using electrochemical wastewater treatment 101198261
(2012.10.31)
A high-efficiency biological methane production method using hydrogen and carbon dioxide 100909273
(2009.07.17)
A sludge treatment device using hydrodynamic cavitation 101367765
(2014.02.20)