IT1253435B - HIGH PRESSURE VOLUMETRIC PUMP PARTICULARLY FOR VISCOUS LIQUIDS CONTAINING ABRASIVE SUBSTANCES - Google Patents

HIGH PRESSURE VOLUMETRIC PUMP PARTICULARLY FOR VISCOUS LIQUIDS CONTAINING ABRASIVE SUBSTANCES

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Publication number
IT1253435B
IT1253435B ITVE910040A ITVE910040A IT1253435B IT 1253435 B IT1253435 B IT 1253435B IT VE910040 A ITVE910040 A IT VE910040A IT VE910040 A ITVE910040 A IT VE910040A IT 1253435 B IT1253435 B IT 1253435B
Authority
IT
Italy
Prior art keywords
high pressure
liquids containing
containing abrasive
viscous liquids
volumetric pump
Prior art date
Application number
ITVE910040A
Other languages
Italian (it)
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
Application filed filed Critical
Priority to ITVE910040A priority Critical patent/IT1253435B/en
Publication of ITVE910040A0 publication Critical patent/ITVE910040A0/en
Publication of ITVE910040A1 publication Critical patent/ITVE910040A1/en
Application granted granted Critical
Publication of IT1253435B publication Critical patent/IT1253435B/en

Links

Abstract

Pompa volumetrica ad elevata pressione, particolarmente per liquidi viscosi contenenti sostanze abrasivi, del tipo con cilindri a pistoni tuffanti, comprendente mezzi per elevare la pressione del cilindro non attivo (2,2') fino ad un valore pari a quello del cilindro attivo (2',2) e per comandare, al raggiungimento di questo valore e prima che il cilindro attivo abbia terminato la sua fase, l'apertura del collegamento tra detto cilindro non attivo (2,2') ed il circuito esterno (7) di utilizzazione.High pressure volumetric pump, particularly for viscous liquids containing abrasive substances, of the type with plunging piston cylinders, comprising means for increasing the pressure of the inactive cylinder (2.2 ') up to a value equal to that of the active cylinder (2 ', 2) and to control, upon reaching this value and before the active cylinder has finished its phase, the opening of the connection between said inactive cylinder (2,2') and the external circuit (7) of use .

ITVE910040A 1991-08-21 1991-08-21 HIGH PRESSURE VOLUMETRIC PUMP PARTICULARLY FOR VISCOUS LIQUIDS CONTAINING ABRASIVE SUBSTANCES IT1253435B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITVE910040A IT1253435B (en) 1991-08-21 1991-08-21 HIGH PRESSURE VOLUMETRIC PUMP PARTICULARLY FOR VISCOUS LIQUIDS CONTAINING ABRASIVE SUBSTANCES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITVE910040A IT1253435B (en) 1991-08-21 1991-08-21 HIGH PRESSURE VOLUMETRIC PUMP PARTICULARLY FOR VISCOUS LIQUIDS CONTAINING ABRASIVE SUBSTANCES

Publications (3)

Publication Number Publication Date
ITVE910040A0 ITVE910040A0 (en) 1991-08-21
ITVE910040A1 ITVE910040A1 (en) 1993-02-21
IT1253435B true IT1253435B (en) 1995-08-08

Family

ID=11423758

Family Applications (1)

Application Number Title Priority Date Filing Date
ITVE910040A IT1253435B (en) 1991-08-21 1991-08-21 HIGH PRESSURE VOLUMETRIC PUMP PARTICULARLY FOR VISCOUS LIQUIDS CONTAINING ABRASIVE SUBSTANCES

Country Status (1)

Country Link
IT (1) IT1253435B (en)

Also Published As

Publication number Publication date
ITVE910040A1 (en) 1993-02-21
ITVE910040A0 (en) 1991-08-21

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990830