47 results about "Land restoration" patented technology

The utility model discloses a lake and reservoir sludge treatment and resource utilization system, which relates to the technical field of environment-friendly desilting, and comprises a cutter suction dredger placed in a lake and reservoir for cutter suction of sludge; the floating pipe is connected with the cutter suction dredger; the first shore pipe is connected with the floating pipe; the screening and filtering device is connected with the first shore pipe and is used for coarsely screening the muddy water; the second shore pipe is connected with the screening and filtering device; the silt dam is arranged beside the lake and reservoir, and the other end of the second shore pipe is located in the silt dam; a water inlet pipe at one end of the conveying equipment is positioned in the silt dam, and a water outlet pipe at the other end is positioned in the lake reservoir. According to the system, through the technological process of cutter suction dredging, screening filtering and precipitation drying, silt is converted into cultivated land resources, residual water is recycled, and carbon sink development is achieved. The system is high in integration level, can synchronously solve the problems of desilting, water saving, land restoration and carbon neutralization, and has remarkable economic and ecological benefits.