ATE3139T1 - PIPE FITTING WITH A HOUSING TO BE INSTALLED IN PIPE TRANSPORTING PRESSURE THICK SUBSTANCES, PREFERABLY CONCRETE, FOR REPLACEMENT OF A WIPER. - Google Patents

PIPE FITTING WITH A HOUSING TO BE INSTALLED IN PIPE TRANSPORTING PRESSURE THICK SUBSTANCES, PREFERABLY CONCRETE, FOR REPLACEMENT OF A WIPER.

Info

Publication number
ATE3139T1
ATE3139T1 AT80103787T AT80103787T ATE3139T1 AT E3139 T1 ATE3139 T1 AT E3139T1 AT 80103787 T AT80103787 T AT 80103787T AT 80103787 T AT80103787 T AT 80103787T AT E3139 T1 ATE3139 T1 AT E3139T1
Authority
AT
Austria
Prior art keywords
pipe
wiper
replacement
housing
pressure thick
Prior art date
Application number
AT80103787T
Other languages
German (de)
Inventor
Karl-Ernst Ing. Grad. V. Eckardstein
Werner Dipl.-Ing. Fiala
Friedrich Dipl.-Ing. Schwing
Original Assignee
Friedrich Wilh. Schwing Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19792927324 external-priority patent/DE2927324C3/en
Priority claimed from DE19792943967 external-priority patent/DE2943967A1/en
Application filed by Friedrich Wilh. Schwing Gmbh filed Critical Friedrich Wilh. Schwing Gmbh
Priority claimed from EP80103787A external-priority patent/EP0022251B1/en
Application granted granted Critical
Publication of ATE3139T1 publication Critical patent/ATE3139T1/en

Links

AT80103787T 1979-07-06 1980-07-03 PIPE FITTING WITH A HOUSING TO BE INSTALLED IN PIPE TRANSPORTING PRESSURE THICK SUBSTANCES, PREFERABLY CONCRETE, FOR REPLACEMENT OF A WIPER. ATE3139T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19792927324 DE2927324C3 (en) 1979-07-06 1979-07-06 Pipe fitting with a housing that can be installed in lines that convey pressurized thick materials, preferably concrete, for changing a wiper
DE19792943967 DE2943967A1 (en) 1979-10-31 1979-10-31 Cleaning device for concrete pump - has chamber containing cleaning ball, moved from external disengaged position into injection position
EP80103787A EP0022251B1 (en) 1979-07-06 1980-07-03 Valve with a body connectible to tubes for conveying pressurized dense fluids, for instance concrete, for introducing a cleaning pig

Publications (1)

Publication Number Publication Date
ATE3139T1 true ATE3139T1 (en) 1983-05-15

Family

ID=27188112

Family Applications (1)

Application Number Title Priority Date Filing Date
AT80103787T ATE3139T1 (en) 1979-07-06 1980-07-03 PIPE FITTING WITH A HOUSING TO BE INSTALLED IN PIPE TRANSPORTING PRESSURE THICK SUBSTANCES, PREFERABLY CONCRETE, FOR REPLACEMENT OF A WIPER.

Country Status (1)

Country Link
AT (1) ATE3139T1 (en)

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