Legal status (The legal status 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 status listed.)
Expired
Application number
GB21858/59A
Inventor
Otto Berger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Davey Paxman and Co Ltd
Original Assignee
Davey Paxman and Co Ltd
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 by Davey Paxman and Co LtdfiledCriticalDavey Paxman and Co Ltd
Priority to GB21858/59ApriorityCriticalpatent/GB891730A/en
Publication of GB891730ApublicationCriticalpatent/GB891730A/en
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D33/00—Filters with filtering elements which move during the filtering operation
B—PERFORMING OPERATIONS; TRANSPORTING
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D37/00—Processes of filtration
Abstract
Sawdust or other fibrous waste product is added in dry form to sewage sludge before feeding it into a rotary filter. The proportion may be 25% of the solids content. Alternative waste: cane sugar dust, wood chips, asbestos fibre, jute dust. Specification 891,729 is referred to.
GB21858/59A1959-06-251959-06-25An improved method of filtration
ExpiredGB891730A
(en)
Procedure for obtaining emulsified products applicable to the preparation of inverse emulsioned sludge. (Machine-translation by Google Translate, not legally binding)