Title:
有機汚染土壌を修復するための強制換気－らせん攪拌熱脱着装置
Document Type and Number:
Japanese Patent JP7017679
Kind Code:
B2
Abstract:
To provide an integrated processing method for fertilization/growth promotion/toxicity reduction of soil of agricultural land contaminated by a toxic organic material, and a device.SOLUTION: The contaminated soil is pre-processed and the soil pre-processed with a fertilizing/growth promoting modifier and a toxicity reducing modifier is subjected to restoration processing. The restoration processing comprises: 1) a step of obtaining a first grade processed soil by evenly spraying the toxicity reducing modifier to the soil of the farmland polluted by pre-processed poisonous organic substances, sufficiently stirring and mixing it while adding water, maintaining the water content of the soil at 55 to 65% at the same time, and carrying out reaction for 3-5 days after evenly mixing it; and 2) a step of completing the restoration processing by spraying the fertilizing/growth promoting modifier in the first grade processed soil and evenly mixing it, maintaining the water content of the soil at 55 to 65%, and leaving it standing for 15 days.SELECTED DRAWING: None
More Like This:
Inventors:
Takahiko Sei
Good pit fire
Royal building
Good pit fire
Royal building
Application Number:
JP2021006775A
Publication Date:
February 09, 2022
Filing Date:
January 19, 2021
Export Citation:
Assignee:
Nanjing Agriculture University
International Classes:
B09C1/06; B01D53/78; B01F27/72; B01F35/00; B01F35/10; B01F35/71; B01F35/95
Domestic Patent References:
| JP2005334699A | ||||
| JP2005144270A | ||||
| JP2009066494A | ||||
| JP2012161768A | ||||
| JP2017512638A | ||||
| JP2015077548A | ||||
| JP2010152972A | ||||
| JP50152972A |
Foreign References:
| CN101972773A | ||||
| WO2013150660A1 |
Attorney, Agent or Firm:
Tsubouchi Koji