The process technologies,selection of equipment and its corrosion in the production of potassium sulphate from potassium chloride and ammonium sulphate are discussed. 提出以硫酸铵和氯化钾为原料，复分解制取农用硫酸钾的工艺条件及工艺流程，并探讨生产中设备选择及腐蚀问题。
A new method of producing comparatively pure potassium sulphate from seawater using inartificial zeolite as the medium of ion exchange was especially introduced. 特别介绍了用天然沸石作为离子交换剂，从海水中制备较纯净的硫酸钾新工艺。
