发明名称 |
Method and apparatus for weed control with hot foam |
摘要 |
A method of controlling vegetation including the steps of: (a) preparing a relatively 'wet' foam having a temperature between 75° C. and 100° C. and consisting volumetrically of 60% to 75% aqueous solution of biodegradable foaming agent and 40% to 25% air, and (b) directing a stream of the foam against the surface to be treated. An apparatus for applying the foam to vegetation including a supply tank for holding an acqueous foamable solution, a pump for supplying the solution to a boiler for heating, a blower for supplying air, hoses for carrying air and hot solution respectively to a lance incorporating a mixing and expansion chamber.
|
申请公布号 |
US2005005509(A1) |
申请公布日期 |
2005.01.13 |
申请号 |
US20040491312 |
申请日期 |
2004.08.17 |
申请人 |
TINDALL DENNIS WALTER;REID DAVID GARTH;JAMES GIBB WILLIAM |
发明人 |
TINDALL DENNIS WALTER;REID DAVID GARTH;JAMES GIBB WILLIAM |
分类号 |
A01M21/04;A01N25/16;E01H11/00;(IPC1-7):A01C1/00 |
主分类号 |
A01M21/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|