Patent · US Expired

Sleeve filter centrifuge

US5286378A · kind A · utility

2Cited by
2References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 23, 1992
Grant dateFeb 15, 1994
Priority date
Expiry dateMar 23, 2012

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB04B9/10
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A sleeve filter centrifuge comprising a drum rotatably mounted in a housing and having radial filtrate passages, an invertable filter cloth covering the filtrate passages, a cover closing one end face of the drum, a feed opening for the suspension to be filtered provided in the cover, a feed pipe passing through the feed opening, and a safety device preventing the drum being opened by the cover being detached from it for as long as the drum is rotating ar a rotational speed higher than a critical rotational speed, above which any opening of the drum would be dangerous, the drum and the cover being axially displaceable relative to one another by means of a rotatably driven hollow shaft and a support shaft telescopically reciprocating therein in order to invert the filter cloth.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.