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Band film for protecting growing vegetables against bad weather, has central part, and two side parts that are separated from central part by tearing lines, where central part accounts for specific percent of entire surface of film
专利权人:
S.A. GRANGER FRERES
发明人:
GRANGER GASTON
申请号:
FR20120056303
公开号:
FR2992520(A1)
申请日:
2012.07.02
申请国别(地区):
法国
年份:
2014
代理人:
摘要:
The film (I) has a central part (2) and two side parts (3 1, 3 2) that are separated from the central part by tearing lines (4 1, 4 2). The central part accounts for 60 percent of the entire surface of the film i.e. preferably less than 70 percent. The tearing lines extend over an entire length from the film in an approximately parallel manner with a set of lateral margins of the film, where the film has a total width ranging from 1.5 to 2.5 m i.e. preferably less than 2 m. Independent claims are also included for the following: (1) a method for installation of a band film (2) a method for removal of a band film.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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