| Patents for B01D 29 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups; filtering elements therefor (33,527) |
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| 09/02/1992 | EP0501851A1 Reusable fluid filter having filtering and additive functions |
| 09/02/1992 | EP0500866A1 Apparatus for separating liquids and solids |
| 09/02/1992 | EP0500861A1 Industrial filtration apparatus and method for the separation of solids from a fluid stream. |
| 09/02/1992 | CN2114501U Waste water and slurry treating device with high pressure and high vacuum |
| 09/02/1992 | CN2114500U Teeth type overlapped sheet safety filter |
| 09/02/1992 | CN2114499U Rapid changing filter |
| 09/01/1992 | US5143631 Filtering device, especially for the separation of coarse particles from a lubricant suspension, and process for its use |
| 09/01/1992 | US5143630 Rotary disc filtration device |
| 09/01/1992 | US5143628 Method of the dewatering of sludge |
| 09/01/1992 | US5143615 Apparatus and method for removing liquid from a composition and for storing the deliquified composition |
| 09/01/1992 | US5143610 Filter assemblies |
| 09/01/1992 | US5143604 One-way guided filter pad assembly |
| 09/01/1992 | US5143602 Apparatus for the separation of solids from fluids or sediments from emulsions |
| 09/01/1992 | US5143575 Spiral wound filter and method of making same |
| 08/27/1992 | DE4105958A1 Filter element for sepg. solid particles from fluids - consists of porous tubes fitted together to form flat substrate and provided with fine-pored surface filtration layer |
| 08/27/1992 | DE4105867A1 On=line exchangeable or cleanable filter for molten plastics - with successive rectangular openings for constant area to minimise flow fluctuations with venting, prefilling, back-flush and active sealing |
| 08/27/1992 | DE4105613A1 Composite filter material - uses separate suspensions held apart during water extraction until their edges bond and then all water is drawn out |
| 08/26/1992 | EP0500347A1 Hydroextractor |
| 08/26/1992 | EP0500212A1 Drum filter |
| 08/26/1992 | EP0500109A1 Process for operating a filtration plant and filtration plant for carrying out this process |
| 08/26/1992 | EP0499689A1 Coffee or tea machine |
| 08/26/1992 | CN2113826U Bar filter |
| 08/25/1992 | US5141719 Multilayer of upper plate with aperatures, membrane sheet, one-piece drop guide plate and lower plate with wells; concurrent, purification |
| 08/25/1992 | US5141650 Pressure screen |
| 08/25/1992 | US5141639 Vacuum filter assembly |
| 08/25/1992 | US5141638 Reusable sintered metal fiber filters with reservoirs for holding backwashing fluid |
| 08/25/1992 | US5141637 Filter units with end connectors |
| 08/25/1992 | US5141631 Polymer filter with backflush pump |
| 08/25/1992 | CA1306818C Molten metal filter and method for making same |
| 08/25/1992 | CA1306591C Cleaning equipment |
| 08/20/1992 | DE4125419A1 Rain overflow and associated basin - is for rainwater treatment and discharge plant and incorporates sieve devices and has input from canalisation |
| 08/20/1992 | DE4105502A1 Device for disposal of sludges, especially those contg. gypsum or clay - comprises tank with bottom outlet contg. baskets one above another and lined with filter paper in which water overflows from each basket to next |
| 08/19/1992 | EP0498822A1 Pulseless screen. |
| 08/19/1992 | EP0486616A4 Cooking oil filter |
| 08/19/1992 | CA2061082A1 Coffee or tea machine |
| 08/18/1992 | USRE34031 Easily inserted disposable filters |
| 08/18/1992 | US5139686 Filtration through supported cylindrical batt of synthetic pile fabric which can be cleaned by washing |
| 08/18/1992 | US5139673 Strainer assembly for removing solid particulates from oil |
| 08/18/1992 | US5139672 Liquid filtering vessel |
| 08/18/1992 | US5139667 Nutsche process filter drive unit |
| 08/18/1992 | US5139665 Process and device for turning in the membrane of a pressure filter for suspensions |
| 08/18/1992 | US5139154 Wear screen plate and method of manufacture thereof |
| 08/12/1992 | EP0498211A1 Manifold and manifold segment for tangential flow filtration apparatus |
| 08/12/1992 | EP0498037A1 Tertiary filtration section for refining waste water |
| 08/11/1992 | US5137632 Optional self-retaining filter bag |
| 08/11/1992 | US5137622 Filter screen assembly |
| 08/11/1992 | CA1306199C Filtering apparatus |
| 08/06/1992 | DE4102839A1 Emulsion separator for separation of aqueous oil dispersion from machines - has sound vibration energy cleaned sieve screen |
| 08/06/1992 | DE4102474A1 Fuel tank filter for fluids - has an elastic support within woven filter fitted to pump connector |
| 08/04/1992 | US5135665 Multichamber-candle filter element |
| 08/04/1992 | US5135647 Fluid vacuum apparatus and filter bag for cleaning swimming pools and the like |
| 08/04/1992 | US5135645 Refrigerator water filter |
| 08/04/1992 | US5135364 Pump mounting apparatus for filtration system |
| 07/30/1992 | DE4101229A1 Stand alone back-flushing filter - for continuous filtration of gases or liquid |
| 07/29/1992 | EP0496010A1 Metal hydroxide crystallizer and filter |
| 07/28/1992 | US5133883 Method for removing liquid from a mixture of liquid and solid matter |
| 07/28/1992 | US5133854 Skimmer with self-adjusting floating collector |
| 07/28/1992 | US5133385 Changeover valve for water filter |
| 07/23/1992 | DE4101172A1 Gravitational separator for floating impurities such as fats and oils - has pipe leads from conical upper section of closed separator to exchangeable collection vessel, and adaptor or pipe has same dimensions as standard vessel cover |
| 07/23/1992 | DE4101168A1 Liq. filter for percussion discharge of solids from multiple candle - using fixed partition plate with spring-loaded candle mountings |
| 07/22/1992 | EP0245490B1 Filter press for separating liquids from sludge to obtain a high solid content |
| 07/22/1992 | CN1017552B Dust collecting apparatus of flue gas from vertical cement kiln |
| 07/21/1992 | US5132013 Filter assembly with a hollow perforated body |
| 07/16/1992 | DE4126261C1 Simple and reliable filter arrangement for extrusion presses, etc. - including separate channel sectors between inlet and outlet channels and exchangeable sieve carrier, etc. |
| 07/15/1992 | EP0494800A2 Filter with reciprocating cleaner unit |
| 07/15/1992 | EP0494742A1 Filters |
| 07/15/1992 | EP0494334A1 Method for cleaning porous ceramic filters |
| 07/15/1992 | EP0442891B1 Process and device for folding back the membrane of a pressure filter for suspensions |
| 07/15/1992 | EP0442890B1 Device for operating a pressure filter |
| 07/15/1992 | CN2109877U Tea water seperating apparatus |
| 07/14/1992 | US5130023 Filter cartridge with end densification ring |
| 07/14/1992 | US5129590 Garbage disposer |
| 07/14/1992 | CA1305073C Rise-rate control of pulsed-bed granular medium filters |
| 07/11/1992 | WO1992011917A1 Continuous particle separation process |
| 07/11/1992 | CA2077544A1 Continuous particle separation process |
| 07/11/1992 | CA2059175A1 Filter |
| 07/08/1992 | EP0139002B1 Mobile fluid purification unit |
| 07/08/1992 | CN2109241U Filting pond |
| 07/07/1992 | US5128039 Filter with delta wedge pleat |
| 07/07/1992 | US5128038 Filtering layout |
| 07/07/1992 | US5128029 Continuous backwashing filter apparatus with filtered fluid retention plate |
| 07/07/1992 | US5128028 Sieve for paper pulp strainer and classifier |
| 07/07/1992 | CA1304695C Filter for liquids laden with solid particles, and a filter installationincluding such a filter |
| 07/02/1992 | DE4042238A1 Fuel filter for internal combustion engine - comprises filter housing contg. body with fine filters and valve controlled by=pass, for easy assembly and economical mfr. |
| 07/01/1992 | EP0493049A1 Process for staged multiple yarn winding and resulting product |
| 07/01/1992 | EP0493046A1 Process for multiple yarn winding in ordered fashion and resulting product |
| 07/01/1992 | EP0491997A1 Hollow piece, especially tube piece or cylinder piece |
| 07/01/1992 | EP0491996A1 Hollow body, in particular tubular or cylindrical |
| 07/01/1992 | EP0235289B1 High-pressure crystallizer |
| 07/01/1992 | CN2108574U Vacuum oil filtering machine |
| 06/30/1992 | US5125823 Apparatus for filtering plasticized materials |
| 06/25/1992 | WO1992010267A1 Centrifugal cleaning filter |
| 06/25/1992 | DE4111973C1 Sludge dewatering press - includes sludges receiving chamber contg. pressure piston, enabling braking up of caked sludge and draining of filtrate |
| 06/25/1992 | DE4041797A1 Reversible flow filter for continuous filtering - consisting of hydraulic cylinder rotating nozzle of filter using ball screw and initiating reverse flow procedure |
| 06/25/1992 | DE4041541A1 Plug dewatering control appts. for solid liq. sepn. - useful for compression screw separator for animal dung, comprises motor displaceable wt. on flap lever arm, avoiding perturbation |
| 06/25/1992 | DE4041433A1 Multiphase sample mixt. prepn. appts. - includes back-flushable cross-flow filter |
| 06/24/1992 | CN2107944U Filter with high-pressure water flushing device for water treatment |
| 06/24/1992 | CN1017170B Wave screen plate and manufacturing method |
| 06/23/1992 | CA1304007C Filter leaf |
| 06/22/1992 | CA2058026A1 Process for staged multiple yarn winding and resulting product |