Tag Archives: hydrosulfide

Novel process for producing sodium hydrosulfide by utilizing by-products in production of barium salt

Application Number  00128500 Application Date  2000.11.21 Publication Number  1295971 Publication Date  2001.05.23 Priority Information     International Classification  C01B17/32;C01F11/26;C01F11/46   Applicant(s) Name  Wu Jikang   Address     Inventor(s) Name  Wu Jikang;Fan Zhanyin   Patent Agency Code  41102 Patent Agent  kang zhimin AbstractThe present invention is characterized by feeding sodium sulfide solution and hydrogen sulfide… Read More »

Production method for flak sodium hydrosulfide

Application Number  00128499 Application Date  2000.11.21 Publication Number  1295972 Publication Date  2001.05.23 Priority Information     International Classification  C01B17/40;C01B17/32   Applicant(s) Name  Wu Jikang   Address     Inventor(s) Name  Wu Jikang;Fan Zhanyin   Patent Agency Code  41102 Patent Agent  kang zhimin AbstractA production method of flaky sodium bisulfide, applicable to the fields of pesticide,… Read More »