METHOD FOR COMPREHENSIVELY PROCESSING BROWN COAL AND LEONARDITE INTO HUMIC FERTILIZERS AND PREPARATIONS AND INTO FUEL BRIQUETTES, AND MECHANOCHEMICAL REACTOR FOR PROCESSING HIGHLY-VISCOUS MEDIA
A method for comprehensively processing coal-type caustobiolites, predominantly brown coal and leonardite, into humic organic and organomineral fertilizers and into preparations producing fuel briquettes, including carrying out main processes in continuous flows, carrying out leaching processes base...
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Zusammenfassung: | A method for comprehensively processing coal-type caustobiolites, predominantly brown coal and leonardite, into humic organic and organomineral fertilizers and into preparations producing fuel briquettes, including carrying out main processes in continuous flows, carrying out leaching processes based on aqueous solutions with hydromodulus of close to 2, carrying out acidification processes with the formation of humic acids released from a liquid phase into a heavy phase of a coagulated pulp, carrying out mechanical phase separation processes in a centrifugal field, carrying out liquid-phase mechanoactivation and the dispersion of reaction compositions via grinding, using residual "water" in recycling, and including the production of water-soluble humic acids and fuel briquettes and allowing for the production of a wide range of products; preliminarily grinding raw materials to a 0-3 mm class, and cleaning and electrochemically softening water in preparing reaction aqueous solutions; using a liquid-phase raw material oxidation process, and using liquid-phase mechanoactivation and/or mechanochemical activation with the dispersion of reaction compositions by means of grinding and by means of dynamically shifting layers having statistical shift rate components of a medium to be processed which range from single-digit to tens of meters per second, accompanying said mechanoactivation with the dosed input into said medium of 10-40 MJ/mof mechanical energy, with the stabilization of said dosing regardless of the drift of all other parameters in said medium to be processed; wherein said grinding and shifting processes are formed by means of statistical and dynamic characteristics; in this way, a dynamic hydro-pulse effect on a medium to be processed is carried out within a range of frequencies floating between infrasound and frequencies bordering on ultrasound, wherein the processing is carried out beginning with higher frequencies; in addition, providing for automatically maintaining maximum parameters for inputting mechanical energy into the medium to be processed, while automatically restricting same within a sub-cavitation zone in order to prevent the transition of the mechanochemical reactors into cavitation modes. A mechanochemical reactor for the conversion of anomalously viscous media including suspensions and pulps made according to the design assembly on the basis of a classical rod mill, consisting of a case forming a grinding chamber with loading and of |
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