Suzhou Submission Form

1.  The Invention



The problem the inventor(s) wanted to solve: to solve a problem of drinking water polluted with nitrates and nitrites (especially in regions of intensive farming). Inventor wanted to make a device that is effective but cheap and simple for using.

Description. Water filter is made from plastic, it has a dense mesh and accessory with ion-selective pitch or other cleaning material. Inventor has made 3 varieties of those filters for different ways of usage: as a filter for liquid foodstuffs (hot soups, milk, tea …), for elimination of nitrates and nitrites and pesticides when drinking water is polluted, for softening water.


Fields of application All homes, especially areas with polluted drinking water.

- simple and chip production

- the same efficiency as expensive filters

- you don’t need an expert for fitting

- simple using

- simple regeneration of filter

Stage of development. production item.
Documentation available:  (X) Yes
leaflet, we’ll try to make video before exhibiton

2.  The inventor (or inventors)



Marjan DREV




Self introduction. Marjan Drev is engineer of chemical technology. He invented over 10 innovations from the field of production of print plates and print colours. Momentarily he is an independent researcher who is searching for inventive practical solutions from everyday life.


Owner of the invention? (X) Yes

3.  Protection


Patent Status:
Not patented yet.

4.  Business intention


Different kinds of cooperation, possible selling of the solution.

5.  Contact


Name: Ana Hafner, Inovatorski center ASI (Inventors’ Centre ASI)

Address: Šutna 40 A, SI-1240 Kamnik, Slovenia
Fax +386 1 831 73 84      Tel +386 41 999 904