Invention Application
- Patent Title: PROCESS FOR THE PRODUCTION OF PIPING MADE OF A CEMENTITIOUS MATERIAL HAVING A CIRCULAR SECTION
- Patent Title (中): 生产具有圆形部分的固体材料的管道制造方法
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Application No.: PCT/EP2006/011809Application Date: 2006-12-06
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Publication No.: WO2007065699A1Publication Date: 2007-06-14
- Inventor: GUERRINI, Gian, Luca , ALFANI, Roberta
- Applicant: ITALCEMENTI S.P.A. , GUERRINI, Gian, Luca , ALFANI, Roberta
- Applicant Address: Via G. Camozzi, 124, I-24121 Bergamo IT
- Assignee: ITALCEMENTI S.P.A.,GUERRINI, Gian, Luca,ALFANI, Roberta
- Current Assignee: ITALCEMENTI S.P.A.,GUERRINI, Gian, Luca,ALFANI, Roberta
- Current Assignee Address: Via G. Camozzi, 124, I-24121 Bergamo IT
- Agency: COPPO, Alessandro et al.
- Priority: ITMI2005A 20051209
- Main IPC: B28B21/52
- IPC: B28B21/52 ; B28B21/98
Abstract:
The present invention relates to a process for the production by extrusion of piping made of a cementitious material having a circular section and fine thickness, suitable for the channelling of liquids and gases at atmospheric operating pressure or slightly higher.
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