发明申请
US20050115461A1 Bituminous product and process for preparing it 有权
沥青产品及其制备方法

Bituminous product and process for preparing it
摘要:
The subject of the present invention is a process for preparing a bituminous product, characterized in that a compound based on a phosphoric or polyphosphoric acid supported on a mineral oxide of high porosity is used. The subject of the invention is also the bituminous product that can be obtained by the above process, and its uses.
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