Durvinil® sleeved grouting pipes can be used with geotextile TNT 450 obturator bags in order to achieve MPSP grouting in fractured rocks or non homogeneous soils.

A Multiple Pass Sleeve Port (MPSP) Pipe is manufactured for the underground transportation of grout, liquids, or other substances.

The MPSP is an injection technique with TAM pipes and Obturator. Sireg Geotech winner of the First prize in the”Construction & Infrastructures” category, together with Arkema, the University …

Obturator Bags re used to seal the annular space between the Durvinil® TAM pipe and the borehole. The barrel bags are used to perform correctly the MPSP (Multiple Packer Sleeved …

Multiple-packer, sleeve pipe (MPSP system without annulus grout) A tubes-à-manchette (TaM) equipped with fabric bags to separate the different grouting stages is placed down to the full …

Installation and operation MPSP owes much to the principle of the tube à manchette sytem, in that grouting of the surrounding rock is effected through the ports of a plastic or steel grout tube …

1991年10月1日 · One of the decade’s few advances in the methodology of rock grouting is the multiple packer sleeved pipe system. MPSP overcomes the problems posed to efficient …

The recommended method of isolating the two zones is using multiple packer sleeved pipe system (MPSP) (Bruce and Gallavresi, 1988) with a barrier bag attached to the pipe. …

1991年10月1日 · One of the few recent advances in the methodology of rock grouting is the multiple packer sleeved pipe (MPSP) system, which overcomes the problems posed to …

2021年7月17日 · BackAssociated Products Electrical Materials Mechanical Pipework Seals and Gaskets BackPipework Home Threaded, Slotted & Drilled Pipes PVC Pipes MPSP Pipes …