Other filters with filtering elements stationary during filtration

BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01DSEPARATION

B01D29/00Other filters with filtering elements stationary during filtration

B01D29/0002Aspects of other filters with filtering elements stationary during filtration, or of filtering elements thereof B01D29/0004Filters with flat filtering elements B01D29/0006Making filtering elements B01D29/0009with curved filtering elements B01D29/0011ring shaped B01D29/0013Filters in which the filtering elements are moved between filtering operations; Means specially adapted for removing the filtering elements or introducing new ones; Transport systems specially adapted for the filtering elements B01D29/0015Filtering bands B01D29/0018Filters with screens or sheets B01D29/002with rigid, self-supporting filtering elements B01D29/0022Filters with corrugated, folded, or wound sheets B01D29/0025allowing a coaxial stream through the filtering element B01D29/0027Filters with loose, granular, or fibrous filtering material B01D29/0029Bag, cage, hose, tube, sleeve, or like filters B01D29/0031Pressing-out operation after filtration B01D29/0034Filters having flexible filtering material B01D29/0036which is supported B01D29/0038on solid frames with surface grooves and the like B01D29/004to take up a concertina shape during filtration B01D29/0043having rigid self-supporting filtering material B01D29/0045Edge filtering elements B01D29/0047with multiple filtering units B01D29/005connected in parallel B01D29/0052connected in series B01D29/0054arranged concentrically or coaxially B01D29/0056connected in parallel B01D29/0059connected in series B01D29/0061which are vibrated B01D29/0063which are open-ended B01D29/0065Filter candles B01D29/0068Filters with hollow discs side-by-side on or around one or more tubes B01D29/007having filtrate discharge tubes fixed non-perpendicularly to the filtering surfaces B01D29/0072Filters integrally combined with devices for controlling the filtration B01D29/0075Regeneration of the filtering material in the filter B01D29/0077by scrapers, brushes, nozzles or the like placed on the cake-side of the filters B01D29/0079Counter-current flushing B01D29/0081with backwash shoes; with nozzles B01D29/0084by moving the filter element B01D29/0086by vibration B01D29/0088by centrifugal force B01D29/009Filters having feed or discharge devices B01D29/0093Making filtering elements B01D29/0095Flat filtering elements B01D29/0097Curved filtering elements B01D29/01with flat filtering elements B01D29/012Making filtering elements B01D29/014with curved filtering elements B01D29/016with corrugated, folded or wound filtering elements B01D29/018ring shaped B01D29/03self-supporting B01D29/031with corrugated, folded filtering elements B01D29/035with curved filtering elements B01D29/036ring shaped B01D29/038with corrugated, folded filtering elements B01D29/05supported B01D29/055ring shaped B01D29/07with corrugated, folded or wound filtering sheets B01D29/071with curved filtering elements B01D29/072ring shaped B01D29/073with wound filtering sheets B01D29/085Funnel filters Holders therefor B01D29/09with filtering bands B01D29/093combined with means to fasten the opposite edges of the filtering band together B01D29/096Construction of filtering bands or supporting belts B01D29/11with bag, cage, hose, tube, sleeve or like filtering elements B01D29/111Making filtering elements B01D29/112Ring shaped filters wherein both opposite axial sides are opened and the axial length is shorter than the diameter B01D29/114arranged for inward flow filtration B01D29/115open-ended, the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element B01D29/117arranged for outward flow filtration B01D29/118open-ended B01D29/13Supported filter elements B01D29/15arranged for inward flow filtration B01D29/17open-ended the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element B01D29/19on solid frames with surface grooves or the like B01D29/21with corrugated, folded or wound sheets B01D29/213having a concertina shape B01D29/216with wound sheets B01D29/23arranged for outward flow filtration B01D29/232with corrugated, folded or wound sheets B01D29/235having a concertina shape B01D29/237with wound sheets B01D29/25open-ended the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element B01D29/27Filter bags B01D29/31Self-supporting filtering elements B01D29/33arranged for inward flow filtration B01D29/333with corrugated, folded filtering elements B01D29/336open-ended, the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element B01D29/35arranged for outward flow filtration B01D29/353with corrugated, folded filtering elements B01D29/356open-ended, the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element B01D29/39with hollow discs side by side on, or around, one or more tubes B01D29/395mounted axially on the tube B01D29/41mounted transversely on the tube B01D29/413divided in sectors B01D29/416Filtering tables B01D29/43mounted otherwise than transversely on the tube mounted otherwise than axially on the tube B01D29/44Edge filtering elements B01D29/445Bar screens B01D29/46of flat, stacked bodies B01D29/48of spirally or helically wound bodies B01D29/50with multiple filtering elements, characterised by their mutual disposition B01D29/52in parallel connexion B01D29/54arranged concentrically or coaxially B01D29/56in series connexion B01D29/58arranged concentrically or coaxially B01D29/60integrally combined with devices for controlling the filtration B01D29/601by clearness or turbidity measuring B01D29/603by flow measuring B01D29/605by level measuring B01D29/606by pressure measuring B01D29/608by temperature measuring B01D29/62Regenerating the filter material in the filter B01D29/64by scrapers, brushes, nozzles , or the like, acting on the cake side of the filtering element B01D29/6407brushes B01D29/6415with a rotary movement with respect to the filtering element B01D29/6423with a translational movement with respect to the filtering element B01D29/643with a combination of movements with respect to the filtering elements B01D29/6438nozzles B01D29/6446with a rotary movement with respect to the filtering element B01D29/6453with a translational movement with respect to the filtering element B01D29/6461with a combination of movements with respect to the filtering elements B01D29/6469scrapers B01D29/6476with a rotary movement with respect to the filtering element B01D29/6484with a translatory movement with respect to the filtering element B01D29/6492with a combination of movements with respect to the filtering elements B01D29/66by flushing B01D29/661by using gas-bumps B01D29/663by using membranes B01D29/665by using pistons B01D29/666by a stirrer placed on the filtrate side of the filtering element B01D29/668with valves B01D29/68with backwash arms, shoes or nozzles B01D29/682with a rotary movement with respect to the filtering element B01D29/684with a translatory movement with respect to the filtering element B01D29/686with a combination of movements with respect to the filtering elements B01D29/688with backwash arms or shoes acting on the cake side B01D29/70by forces created by movement of the filter element B01D29/705by compression of compressible filter medium B01D29/72involving vibrations B01D29/74involving centrifugal force B01D29/76Handling the filter cake in the filter for purposes other than for regenerating B01D29/78for washing B01D29/80for drying B01D29/82by compression B01D29/822using membranes B01D29/824using pistons B01D29/826using rollers B01D29/828using screws B01D29/84by gases or by heating B01D29/843by direct contact with a fluid B01D29/846by indirect heat-exchange B01D29/86Retarding cake deposition on the filter during the filtration period B01D29/865by vibration of the liquid B01D29/88having feed or discharge devices B01D29/885with internal recirculation through the filtering element B01D29/90for feeding B01D29/902containing fixed liquid displacement elements or cores B01D29/904directing the mixture to be filtered on the filtering element in a manner to clean the filter continuously B01D29/906Special treatment of the feed stream before contacting the filtering element B01D29/908provoking a tangential stream B01D29/92for discharging filtrate B01D29/925containing liquid displacement elements or cores B01D29/94for discharging the filter cake B01D29/945for continuously discharging concentrated liquid B01D29/96in which the filtering elements are moved between filtering operations Particular measures for removing or replacing the filtering elements Transport systems for filters B01D29/965Device for changing the inclination of the filtering element