Referenzen: Grundwasserförderung und Geothermie

Water Wells: Galvanized LC/Stainless Steel 304/304L/316L/316Ti/321/Duplex/etc

Project:
Total 35.000 meters
1975-1990

Bulgargeomin (Sofia - Bulgaria)
Geotecnica (Zagreb-Jugoslavia)
Stroyexport (Prague-Tschechoslov.)
Preussag A.G. (Hamburg-FRG)

Partly Galvanized LC
Water Authority, Tripoli, Libya
Irrigation Projects
6"/8"/9.5/8"/10"/12" Water Well Screens
Extension Pipes and Accessory Equipment

Project:
Total 5.000 meters
1978-1979

Sir William Halcrow  & Partners (U.K.)
Intern. Water Well Drilling Co.(Dubai)

Water Supply of the City of Sharjah, U.A.E.
12" Water Well Screens and Extension Pipes and Accessory Equipment

Project:
Total 21.000 meters
1978-1983

Preussag A.G. (Hamburg-FRG)
Saudi Drilling Al-Khobar (Ryadh)
A.Moshin B.Al-Mobarak (Ryadh)

Partly Galvanized LC
Irrigation Projects, Saudi Arabia
5.1/2"/6"/8"/9.5/8" Water Well Screens and Extension Pipes, LinerHanger/Packer, Shoes, Centralizer etc.

Project:
Total 11.000 meters
1980-1985

Raqtan Trading (Ryadh-S.A.)
McKee Engineers & Partners (U.K.)
Bajrai Drilling Dept. (Ryadh-S.A.)
A.I. Al-Khorayef (Ryadh-S.A.)

Water Supply City of Ryadh, Saudi Arabia
Linerhanger/Packer 7” to 16“
7" Pipe-Based Screens, Extension Pipes,
7" Washdownshoes, 7"-.5/8"Centralizers, etc.

Project:
Total 6.400 meters
1982-1985

Phillip Holzmann A.G.(Frankfurt-FRG)

Irrigation Projects: - Saudi Arabia
- Libya

Project:
Total 7.600 meters
1983-1985

Wadricoli (Deutsche Schachtbau)
Khartoum - Sudan            

Exclusively Galvanized LC
Water Supply
Irrigation Projects
6"/8"/10"/12" Water Well Screens
Extension Pipes and Accessory Equipment

Project:
Total   7.200 meters
1980-2003

A.Cavaco (Lisboa-Portugal)
Fehlmann (Bern-Switzerland)

Water Supply of Cities in Portugal
Water Supply on Azores
10"/12" Water Well Screens and
Extension Pipes and Accessory Equipment

Project:
Total 3.600 meters
1991

Salzgitter A.G. (Düsseldorf-FRG)

Irrigation Projects - Al Ain / U.A.E.
12" Water Well Screens and Extension Pipes

Project:
Total  5.500 meters
1975-2003

Preussag GmbH (Hamburg-FRG)
Preussag GmbH (Essen-FRG)
Preussag GmbH (Darmstadt-FRG)

vanDornick (Kalkar-FRG)
Eugen Engert (Minden-FRG)          
Vormann (Nuttoln/Stralsund FRG)
Bechtel (Karlsruhe-FRG)                 
Züblin A.G. (Stuttgart-FRG)
Etschel & Meyer (Hof-FRG)
Lange GmbH (Halstenbek-FRG)
Erdbohr-Wesel (Wesel-FRG)

Subterra GmbH (Rostock-FRG)
Wismarer Brunnenbau (Wimar-FRG)
Brandenburger Bohrgesellschaft mbH




Plänsgken (Neukirchen-FRG)
Wolf Brunnenbau (Neuss-FRG)
Braumann GmbH (Antiesenhofen-Austria)
Reisinger Bohr GmbH (Ensdorf-Austria)
Erdbohr Austria (Wattens-Austria)

Fehlmann A.G. (Bern-Switzerland)
Gebr. Menges (Luzern-Switzerland)

 

Zschocke (Geneva-Switzerland)

Rural Water Supply of Cities within Germany, Austria and Switzerland
Celler Brunnenbau (Celle-FRG) from 4.1/2" to 32” diameter Water Well Screens, Extension Pipes and Accessories








Rural Water Supply of Cities within Germany, Austria and Switzerland
(Magdeburg-FRG) from 4.1/2" to 32” diameter Water Well Screens, Extension Pipes and Accessories


from 300 to 1200 mm diameter Water Well Screens, Extension Pipes and Accessories



250 and 300 mm diameter Water Well Screens and Extension pipes for Horizontal Well Completion

Surface Water Intake Screens from
500 to 800 mm diameter

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