Work-over at RIS-ORANGIS (91)

Work-over at RIS-ORANGIS (91)

In order to modernize the geothermal production facilities of the Ris-Orangis geothermal site (91), the CORIANCE company created a new production well in 2015. To enable the commissioning and sustainable operation of the triplet installations, the well GRO-1 (original injector) has been extensively relined with a 5 “steel casing, beforehand, in order to ensure a correct cementation, the extraction of the upper part of the old casing 7 ” strongly corroded. The restoration of the GRO -1 well was a success and lasted 38 days (from 19/05/2016 to 11/07/2016) except for the installation and demobilization of the Work-over machine.

See the technical sheet PDF