EP 0748924 A3 19971217 - Tank system for drillingmud
Title (en)
Tank system for drillingmud
Title (de)
Spülungstanksystem
Title (fr)
Installation de réservoirs de stockage pour les boues de forage
Publication
Application
Priority
DE 29509875 U 19950617
Abstract (en)
[origin: EP0748924A2] A flushing tank system for the treatment of material flushed out of bore holes, consists of one or more round tanks located on a container unit. The upper tank sections are cylindrical while the lower sections are conical. The tanks pref. contain a stirring mechanism and guide plates.
IPC 1-7
IPC 8 full level
E21B 21/06 (2006.01)
CPC (source: EP)
E21B 21/065 (2013.01)
Citation (search report)
- [XY] FR 2617899 A1 19890113 - INTRAFOR [FR]
- [Y] US 4457627 A 19840703 - KIRBY ROBERT E [US], et al
- [Y] US 5333752 A 19940802 - HARDING JR ROBERT A [US]
- [A] DE 3238647 A1 19840503 - OBERMANN KLAUS
- [A] DE 3316051 A1 19841108 - ERNO RAUMFAHRTTECHNIK GMBH [DE]
- [A] US 4552463 A 19851112 - HODSON HARRY [US]
Designated contracting state (EPC)
AT BE DE DK FR GB IT NL SE
DOCDB simple family (publication)
EP 0748924 A2 19961218; EP 0748924 A3 19971217; EP 0748924 B1 20020612; AT E219208 T1 20020615; DE 29509875 U1 19950824; DE 59609317 D1 20020718; NO 962420 D0 19960607; NO 962420 L 19961218
DOCDB simple family (application)
EP 96107343 A 19960509; AT 96107343 T 19960509; DE 29509875 U 19950617; DE 59609317 T 19960509; NO 962420 A 19960607