EP 0197402 B1 19900613 - DEVICE FOR TRANSPORTING THICK MATTER SUSPENSIONS AND METHOD FOR ITS OPERATION
Title (en)
DEVICE FOR TRANSPORTING THICK MATTER SUSPENSIONS AND METHOD FOR ITS OPERATION
Publication
Application
Priority
DE 3512946 A 19850411
Abstract (en)
[origin: EP0197402A2] 1. Apparatus for conveying slurries, comprising at least two two-cylinder piston pumps, the cylinders of which can be connected by a valve alternately with the feed of the slurry and with the delivery pipe, and wherein both two cylinder piston pumps deliver into a common delivery pipe and the second two-cylinder piston pump operates displaced by a quarter-cycle in time from the first, characterized in that the inlet of the delivery pipes (10 and 12) of the two two-cylinder piston pumps (A and B) into the common delivery pipe (15) is effected by a pivoting flap valve (14).
IPC 1-7
IPC 8 full level
F04B 7/00 (2006.01); F04B 15/02 (2006.01)
CPC (source: EP)
F04B 7/0026 (2013.01); F04B 15/02 (2013.01)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0197402 A2 19861015; EP 0197402 A3 19870805; EP 0197402 B1 19900613; AT E53635 T1 19900615; AU 5604386 A 19861120; AU 587816 B2 19890831; CA 1281592 C 19910319; DE 3512946 A1 19861016; DE 3671939 D1 19900719; JP S61252876 A 19861110; ZA 862657 B 19861230
DOCDB simple family (application)
EP 86103935 A 19860322; AT 86103935 T 19860322; AU 5604386 A 19860411; CA 506435 A 19860411; DE 3512946 A 19850411; DE 3671939 T 19860322; JP 8244686 A 19860411; ZA 862657 A 19860409