
Geothermal doublet
Trias Westland B.V.
 in Naaldwijk, Niederlande
Casing with a glass fibre epoxy inner coating (GRE) for injection and production wells with a length of 3,000 m and 2,600 m.




Two oil drillings on the oil field in Stockstadt
 Drilling depth: approx. 2,000 m and 2,900 m




Two drillings in the Southwest of Hungary
 Drilling depth: 3,300 m and 3,000 m

Geothermal wells (triblet)
Hoogeweg Aardwarmte B.V.
 in Luttelgeest, The Netherlands
Depth: up to 2,300 m

Geothermal well with TB 2100S Explorer in Thisted,
 Denmark
 Coordination of additional services and use of GFK piping.
Depth: about 1,300 m

Geothermal doublet (about 3,500 m) in Maasland,
 The Netherlands
 For Geopower Vastgoed B.V.

Dismantling of wells on a former oilfield cluster
 (plug and abandonment operations)
 Depth: approx. 1,400 m
 Total: 2 rows (8 and 14 wells) with 66 skids in between

Drilling depth: 2,600 m – 3,000 m
 Batch drilling of four wells on one drilling site

Drilling depth: 1,400 m – 3,400 m
 Successful casing drilling

Total: 73 wells on 18 clusters
 Drilling depth: 800 m - 1,800 m

Region Groningen and South Holland as well as Friesland
 Drilling depth: 2,100 m - 4,800 m (MD)

Drilling depth: 2,000 m - 2,600 m

Cluster drilling site: 2,000 m² for one doublette
 Drilling depth: approx. 3,200 m

In the southwest of France a well has been drilled on a gas field with a depth of 2,860 m

Geothermic drilling with a depth of approx. 4,500 m (MD)

Drilling depth: 3,000 m - 3,500 m
 Three gas drillings during winter
 Lowest outside temperature: -24°C