Patents
Patents for B01D 35 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups; Auxiliary devices for filtration; Filter housing constructions (28,776)
12/1987
12/03/1987WO1987007176A1 Twist on disposable filter
12/02/1987EP0247325A2 Filtering device
12/01/1987US4710296 Static sieve feed control
12/01/1987US4710295 Septic tank filters
12/01/1987EP0245384A4 Back flushable filters.
11/1987
11/26/1987DE3716142A1 Diesel fuel heater and filter
11/19/1987EP0246036A1 Filtration system
11/19/1987EP0245585A2 A filtration apparatus
11/19/1987EP0245384A1 Back flushable filters
11/19/1987DE3626695C1 Belt filter unit
11/18/1987CN86104025A Filtering device for fluid
11/17/1987US4707399 Titanium, alumina, silica, chromia, thoria, zirconia, boria
11/17/1987US4707262 Hose construction, coupling arrangement therefor and method of making the same
11/17/1987US4707165 Removing entrapped air from engine and transmission oil
11/11/1987CN86205792U Electrostatic oil purification device
11/10/1987US4705626 Removing metal sludge from lubricating oil of automobile crankcases, transmissions
11/04/1987EP0243990A1 Device for inward suction of liquid
11/04/1987EP0243600A2 System for removing liquid from slurries of liquid and particulate material
11/04/1987EP0243384A1 Device for filtering molten metals.
11/04/1987EP0243346A1 Filter.
11/03/1987US4704210 Process and apparatus for filtering fluids
11/03/1987US4703727 Pre-start engine lubrication system
10/1987
10/29/1987DE3613093A1 Filter for liquids, in particular for the lubricating oil of internal-combustion engines
10/28/1987EP0242429A2 Filtration device for oils
10/27/1987US4702834 Plastic filter units having a weld cellulose filter
10/27/1987US4702790 Plastic housing, glue receiving means
10/27/1987CA1228553A1 Paint filter
10/22/1987WO1987006306A1 Filter pump head assembly
10/22/1987DE3613285A1 Filter apparatus
10/22/1987DE3613041A1 Filter apparatus
10/21/1987EP0241897A1 Apparatus for cleaning filters
10/21/1987CN87102298A Self-cleaning fluid filter
10/21/1987CN87101633A System for removing liquid from slurries of liquid and particulate
10/20/1987US4701261 Contacting with cellular particles to form water-insoluble salts
10/20/1987US4701258 Filter housings
10/20/1987US4700670 Internal combustion engine oil filtration apparatus
10/20/1987CA1228303A1 Filter assembly
10/14/1987EP0241308A1 Method of removing selected ions from cakes deposited on an EAVF device
10/14/1987EP0240770A1 Coated chromium dioxide particles
10/13/1987US4699715 Folded filter screen
10/08/1987WO1987005824A1 Rotating filter apparatus for separating fine particles of solids from a liquid
10/07/1987EP0240220A2 Fluid filtering systems
10/07/1987EP0240030A2 Dewatering machine
10/07/1987CN86210144U Oil suction filter
10/06/1987US4698164 Filter apparatus
10/06/1987US4698156 Stacks of sintered filter discs mounted on shaft
10/06/1987US4697617 Pressure relief filter and valve and cryopump utilizing the same
10/01/1987DE3609906A1 Filter for fuels
10/01/1987DE3609905A1 Filter for fuels
09/1987
09/30/1987CN85108597A Filter for fallen parts
09/29/1987US4696797 Suspension liquid separator
09/29/1987US4696751 Vibratory screening apparatus and method for removing suspended solids from liquid
09/29/1987US4696353 Drilling mud cleaning system
09/24/1987DE3625764C1 Liquid filter, in particular lubricating oil filter for internal combustion engines
09/23/1987EP0237923A2 Filter module
09/23/1987EP0237793A2 Process and apparatus for treating and disinfecting swimming-pool and bath-tub water by means of chlorine and ozone
09/23/1987EP0237673A2 Small volume laboratory filter
09/23/1987EP0237549A1 Flux diverting flow chamber for high gradient magnetic separation of particles from a liquid medium.
09/22/1987US4695381 Filter for continuous filtering of a suspension under pressure
09/22/1987US4695222 In a self contained recirculating sewage system
09/15/1987US4693879 Ultrasonic vibration sieving apparatus and process for purifying carbon black by using the apparatus
09/15/1987US4693820 Filtering, conditioning for horticultural uses
09/15/1987US4693815 Self-cleaning filter system
09/15/1987US4693802 Electrically augmented vacuum filtration apparatus for producing a dialyzed cake product
09/10/1987DE3607189A1 Vibration-generating drive for a screening machine
09/09/1987EP0236115A2 Self-cleaning fluid filter
09/09/1987EP0235933A1 Dewatering slurries
09/09/1987EP0235689A2 Process for the separation of solids from suspensions rich in solids
09/09/1987EP0235436A2 Method of filtering a suspension
09/09/1987EP0235315A1 Water filter
09/08/1987US4692253 Method and apparatus for removing extraneous matters
09/08/1987US4692248 Drum filter with resin bound particulate filter media
09/08/1987US4692245 Filter assembly with high pressure connection to collection bowl
09/08/1987US4692175 To filter, coalesce and separate polluted compressed gas loose oil and water
09/08/1987CA1226530A1 Liquide filtration device
09/03/1987DE3705803A1 Backwash filter
09/03/1987DE3606302A1 Filter press
09/01/1987US4690757 Small volume laboratory filter
09/01/1987US4690621 Filter pump head assembly
08/1987
08/27/1987DE3622153C1 Filter arrangement with filter and filter base
08/25/1987US4689475 Electrical devices containing conductive polymers
08/25/1987US4689147 Plastic filter assembly
08/25/1987US4689144 Disposable filter unit for automatic transmission fluid
08/25/1987US4689134 Non ion selective membrane in an EAVF system
08/20/1987DE3604616A1 Vessel for sludge dewatering
08/19/1987EP0233161A1 Differential clogging director for a filter for hydraulic fluids
08/18/1987CA1225600A1 Water purifier
08/12/1987EP0231993A2 Open cellular pump filter element
08/12/1987EP0231862A2 Quick-change filter cartridge and head therefor
08/11/1987US4686038 Housing mechanism
08/11/1987US4686037 Faucet attachment, replaceable cartridge
08/11/1987US4686005 Method of washing stock suspensions by removing undesired material through an endless revolving wire
08/04/1987US4685066 Contamination monitor and method
08/04/1987US4684463 Small, lightweight
08/04/1987CA1225038A1 Apparatus and process for zeolite suspensions
07/1987
07/29/1987EP0229997A1 Cutting oil filter apparatus
07/29/1987CN86108081A Low energy dewatering of dispersed particle latexes by electrofiltration
07/28/1987US4683207 Culture monitoring system
07/28/1987US4683067 Method and apparatus for cleaning tower basins
07/28/1987US4683060 Multiple-disc type filters