Focus

Examples

Patent numbers-References

Constructive features of the equipment

(20 documents)

· improvements in system design

· compact MD apparatus

· multistage process

· improvements in module design

CN105692739 [45]

CN108067100 [46]

CN108619913 [38] CN204261564 [47]

CN209065483 [48] DE102012017860 [49]

EP2283988 [50]

EP2606953 [51]

JP2014004497 [52]

JP2018083189 [43]

JP2019048257 [44] , US2011180383 [53]

US2011180479 [54]

US2011284444 [55]

US2014263061 [56] US2016310900 [57]

US2019144309 [58] WO2016006670 [59]

WO2016172539 [60] WO2017140927 [42]

Combination of technologies

(8 documents)

· electrocoagulation, flotation or absorption

· reverse osmosis and catalyst oxidation

· filtration, incineration, nanofiltration

· forward osmosis

CN106495382 [61] EP2671845 [62]

JP2014188468 [63] KR2016123822 [64]

US2012048803 [65] US2012132588 [41]

WO2015162314 [66] WO2016135701 [67]

Customized equip./process for specific wastewater types

(6 documents)

· fluorine-containing wastewater

· wastewater from cation-exchange column regeneration

· oil and salt-containing wastewater

· ammonia-containing wastewater

KR2013101279 [68]

KR2016149699 [69]

JP2015100775 [39] JP2015100776 [40]

JP2018065101 [70] US2017057854 [71]

Fouling control and cleaning

(3 documents)

· cation-sequestering method

· X-ray excitation of luminescent materials

CN108704486 [72] US2014263055 [73]

US2016107126 [74]

Energy recovery

(3 documents)

· heat recovery system

· usage of solar heat energy

CN106219855 [75] CN108622983 [76]

JP2011167597 [77]