ສິ່ງປະດິດທີ່ນໍາສະເໜີ ສະໜອງຂະບວນການຜະລິດໂປຣຕາດຊຽມຄຣໍລາຍ, ຂະບວນການດັ່ງກ່າວປະກອບດ້ວຍ: ຂັ້ນຕອນການບີບອັດ ແລະ ການ desliming ເຊິ່ງໃນນັ້ນແຮ່ທາດ carnallite ແມ່ນຖືກບີບອັດ ແລະ desliming ດ້ວຍ first system mother liquor; ຂັ້ນຕອນການລະລາຍ ແລະ ການຕົກຜຶກທີ່ແຮ່ທາດທີ່ຖືກ desliming ແມ່ນປະສົມກັບ second system mother liquor ແລະ ສົ່ງໄປເຄື່ອງຕົກຜະລຶກສໍາຫຼັບການລະລາຍ ແລະ ການຕົກຜະລຶກ; ແລະ ຂັ້ນຕອນການກັ່ນຕອງ ແລະ desliming ທີ່ລະບົບ circulation mother liquor ແມ່ນຖືກກັ່ນຕອງ ແລະ deslimed; ພາຍໃນ second system mother liquor ປະກອບດ້ວຍ system circulation mother liquor ທີ່ກັ່ນຕອງ ແລະ deslimed.

The present invention provides a process of obtaining potassium chloride. The process comprises: a crushing and desliming step of which the carnallite ore is crushed and deslimed with a first system mother liquor; a dissolution and crystallization step of which the deslimed ore is mixed with a second system mother liquor and be conveyed to a crystallizer for dissolution and crystallization; and a filtering and desliming step of which a system circulation mother liquor is filtered and deslimed; wherein the second system mother liquor comprises the filtered and deslimed system circulation mother liquor.