Zhang Yuhua's invention patent

1, high humidity organic waste fermentation and drying equipment, patent number: ZL0 1260454.2 (made by no. 1)

2. Forced spouted bed drying equipment, patent number: ZL98218198.1(second finisher)

3. Production method of organic granular compound fertilizer with integrated drying and granulation and its complete set of equipment, patent number ZL99 1055 13.6 (second finisher).

4. Hose inflatable pressure sealing method and its device, patent number (publication number): CN 18 18432A (second finisher).

5. A dry fermentation device and method thereof. The international patent application number is PCT/CN2005/00 1046 (the third collator).