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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0199314 (1988-05-26) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 7 인용 특허 : 9 |
A method of treating bodies of water such as lakes to correct chemical, biological or other imbalances in the aquatic environment by accurately dispensing a treatment agent into the water in an amount based upon the volume of water being passed over and continuously determined by detection means for
A method comprising: treating an aquatic environment bonded by at least in part a sloping bottom to redress a predetermined constituent imbalance in said environment by dispensing to said environment for providing a uniform coating on said bottom of a fluent treatment agent by: (a) directing a float
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