Jenis Direct Clean Tinggi Tungku Udara Hot Batubara yang dikembangkan oleh Meibao untuk produksi bubuk deterjen pertama kali diterapkan untuk paten nasional (zl 03 2 32246 1) di 2003. Tinggi tungku udara panas tipe langsung yang pertama kali diterapkan untuk nasional (zl 2012 2 0711996.3 {{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{3 'nasional secara nasional Paten Model Utilitas, Hak Cipta, dan Paten Lainnya untuk Pengembangan Tungku Batubara Jenis Langsung Bersih/Biomassa Hot Tungku untuk Produksi Bubuk Deterjen .
The biggest feature of this hot air furnace is that it can meet the whiteness requirements of detergent powder, and there are no visible black spots in the finished powder, which has no impact on the quality of detergent powder. Compared to oil and gas hot air furnaces, it saves fuel costs by about 2-5 times. The hot air furnace has been adopted by 180 detergent powder production enterprises, such as Unilever, P&G, Henkel, Nice, Liby, Lonkey, Nafine, Lipton Detergent Industrial, Topseller Chemical, india P.T Wings, India Shivani Detergents, Pakistan Ittahad Chemicals, Zambia Waterland Impex International Trading LLC, Angola M/S Agape General Trading Fze , Yemen Red sea Detergent Co ., ltd ., dominika mercasid s . a ., dll .
