Soil heavy metal curing agent for controlling accumulation of heavy metals of crops and preparation method thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9816030
SERIAL NO

14765340

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention provides a soil heavy metal curing agent for controlling accumulation of heavy metals of crops and its preparation method. The curing agent is made from the following parts of raw materials by weight: 60˜140 parts of substance containing carbon-carbon double bond; 1˜400 parts of sulfo-compound by sulfur; 50˜500 parts of organic matter by 10% water content; 0˜400 parts of water; 0˜100 parts of an initiator; 0˜200 parts of a reducer; and 0˜200 parts of a strong base. The curing agent for heavy metals in the soil according to the present invention can reduce the cadmium, lead and mercury content in the soil and further greatly reduce the roots' absorption of these heavy metals.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
CHINA NATIONAL RICE RESEARCH INSTITUTE310006 NO 359 TIYU ROAD GONGSHU DISTRICT HANGZHOU ZHEJIANG HANGZHOU CITY ZHEJIANG PROVINCE 310006

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cao, Liyong Zhejiang, CN 5 6
Shao, Guosheng Zhejiang, CN 5 8
Shen, Xihong Zhejiang, CN 2 3
Wang, Jing Zhejiang, CN 1745 13464

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 May 14, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 14, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00