FIELD: chemistry.
SUBSTANCE: invention relates to methods of making sorbents from natural raw material. Gaize from Astrakhan Region, containing the following (wt %) is crushed: SiO2 - 78-80; Al2O3 - 18-22; Fe2O3 - 0.5; H2O - 0.2-0.5; CaSO4 - 0.3-0.5; CaCO3 - 0.12-0.8, particles with diametre 3-10 mm are separated, washed with water until dust is removed and dried at 100-105°C to residual moisture of 2%.
EFFECT: obtaining ecologically clean sorbent.
5 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF PRODUCING SORBENT | 2012 |
|
RU2489204C1 |
| METHOD OF PRODUCING SORBENT FOR WATER TREATMENT | 2010 |
|
RU2421277C1 |
| SORBENT FOR REMOVING RADIONUCLIDES FROM WATER | 2011 |
|
RU2499309C2 |
| METHOD FOR OBTAINING OF NATURAL SORBENT FOR WATER TREATMENT IN DOMESTIC WATER SUPPLY SYSTEM | 2016 |
|
RU2643963C2 |
| FILER FOR PET TOILET MURTUL | 2010 |
|
RU2419283C1 |
| METHOD OF MAKING SORBENT FOR PURIFYING NATURAL AND WASTE WATER | 2008 |
|
RU2399412C2 |
| METHOD OF PRODUCING DE-ICING MATERIAL | 2007 |
|
RU2378311C2 |
| SORBENT TO REFINE AIR OF WATER VAPORS, ACID GASES AND MICROORGANISMS IN CABINS OF MOTOR VEHICLES AND PREMISES | 2011 |
|
RU2473383C2 |
| METHOD FOR ECOLOGICAL EVALUATION OF ACUTE WATER TOXICITY | 2004 |
|
RU2279072C2 |
| SORBENT FOR ATMOSPHERIC AIR CLEANING | 2010 |
|
RU2452561C2 |
