发明授权
US06773805B1 Method for protection of stone with substantially amorphous fluoropolymers 失效
用基本无定形含氟聚合物保护石头的方法

Method for protection of stone with substantially amorphous fluoropolymers
摘要:
This invention concerns the application of substantially amorphous fluoropolymer compositions to stone so as to protect the stone from the deleterious effects of water and pollution.
信息查询
0/0