| Patents for B01J 4 - Feed devices; Feed or outlet regulating devices (8,112) |
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| 10/27/1991 | WO1991016541A1 Pump mounting apparatus for filtration system |
| 10/27/1991 | CA2080247A1 Pump mounting apparatus for filtration system |
| 10/23/1991 | EP0452493A1 Feeder for process gas |
| 10/23/1991 | CN1014396B A gas feed device comprising tubes with narrowed zones |
| 10/22/1991 | US5058616 Method of supplying ultrahigh purity gas |
| 10/22/1991 | CA1291006C Chemical solution dispenser apparatus and method of using |
| 10/15/1991 | US5057160 Apparatus for passively releasing gases from a vessel against an adverse pressure gradient |
| 10/09/1991 | CN1055205A Solid multi-component membranes, electrochemical reactor components reactor for oxidation reactions |
| 10/08/1991 | CA1290141C Process, reactor and its use for gaseous phase oxidation of an oxidizable charge |
| 10/02/1991 | EP0449092A1 Process for the manufacture of ethylenpolymers at a pressure of at least 500 bar in a tubular reactor with injection finger |
| 10/01/1991 | CA1289730C Phase transfer catalysis |
| 09/20/1991 | WO1991014647A1 Chemical solution dispensing and handling system |
| 09/17/1991 | CA1289132C Feed device for continuous feed mixer |
| 09/05/1991 | WO1991013192A1 Single crystal production apparatus |
| 08/27/1991 | US5043104 Apparatus for gas absorption in a liquid |
| 08/23/1991 | CA2036685A1 Static mixing assembly |
| 08/22/1991 | DE4004477A1 Solns. of oligomeric methyl-aluminoxane(s) - by partial hydrolysis of tri:methyl-aluminium with water in hydrocarbon solvent, esp. in rotor-stator reactor |
| 08/21/1991 | EP0442300A2 Process for the preparation of solutions of oligomeric methylaluminoxanes |
| 08/21/1991 | CN2083069U Level self-tracing pressure differential medicine feeder |
| 08/14/1991 | EP0441093A1 A rotor for spreading a particulate product |
| 08/14/1991 | CN1053781A Battery of precipitators |
| 08/07/1991 | EP0440412A1 Vapor horn |
| 08/06/1991 | US5037619 Oxidization of an oxidizable charge in the gaseous phase and a reactor for implementing this method |
| 07/31/1991 | EP0438902A2 Electrochemical reactors and multicomponent membranes useful for oxidation reactions |
| 07/30/1991 | US5035200 Processing liquid supply unit |
| 07/30/1991 | CA1287194C Installation for flocculating coagulable suspensions, in particular for cleaning the backwater from de-inking plants used for waste-paper preparation |
| 07/24/1991 | CN1053196A Double deck distributor |
| 07/23/1991 | US5033649 Chemical solution dispensing and handling system |
| 07/17/1991 | EP0437270A1 Transfer of catalyst |
| 07/17/1991 | EP0437253A2 Continuously adjustable diluting device for mixing predetermined volumes of liquid |
| 07/17/1991 | EP0437215A2 Method of feeding a coating liquid |
| 07/16/1991 | CA1286389C Automatic pipetting apparatus |
| 07/09/1991 | US5030253 Blowing air into liquid to produce mist |
| 07/09/1991 | US5029621 Push back procedure for preventing drop-former droplet formation in a vacuum assisted solution transfer system with upstream occulusion |
| 07/09/1991 | US5029598 Process for the uniform introduction of a fluid, and apparatus for carrying out the process |
| 06/26/1991 | EP0434510A1 Arrangement for mass distribution and heat and mass transfer for a column, especially with packings and column with such an arrangement |
| 06/19/1991 | EP0432336A1 Device for injecting additive products into a liquid |
| 06/13/1991 | WO1991008046A1 Device for producing a vaccum in a container |
| 06/04/1991 | US5021223 Transfer of catalyst |
| 05/29/1991 | DE3936070C1 Automatic dosing of material in electric component mfr. - measuring out oil, adhesive, paste, sealant, soldering paste, etc. using light sensor with e.g. LED or laser diode as light source |
| 05/28/1991 | US5018394 Continuously adjustable diluting device for mixing predetermined volumes of liquid |
| 05/21/1991 | US5017343 Low pressure mixing apparatus for atomizing fluids |
| 05/16/1991 | DE4035984A1 Addn. of initiators to polymerisation systems - by introducing the initiators into a water-filled feed pipe and gradually injecting them into the reactor over 20 minutes using water |
| 05/08/1991 | EP0425535A1 Aggregate drying system with improved aggregate dryer and mass flow apparatus |
| 05/07/1991 | US5013491 Apparatus for distributing liquid in gas-liquid contact apparatus, and method for making it |
| 05/01/1991 | CN2075981U Corrosion-resisting quantitative and timing feeder |
| 04/23/1991 | US5009848 On board automatic diesel engine cooling water chemical treatment dispensing system |
| 04/21/1991 | WO1991005705A1 Device for continuous contacting of liquids and solids |
| 04/16/1991 | CA1283024C Solid block chemical dispenser for cleaning systems |
| 04/10/1991 | EP0421085A2 Fresh water reservoir for a device delivering individual metered quantities of several liquid products |
| 04/10/1991 | CN2074674U Quantitative feeding device for paste materials |
| 04/09/1991 | US5005769 Distribution of a pulverulent solid |
| 04/02/1991 | US5004152 Acoustic monitoring of two phase feed nozzles |
| 04/02/1991 | CA1282382C High precision melter-feeder for liquid or smeltable material |
| 03/27/1991 | EP0418847A1 Plant for processing a filtration slurry containing essentialy diatomaceous earth and process for operating the plant |
| 03/20/1991 | EP0418128A1 System for continuously delivering vitamin A in feedwater |
| 03/20/1991 | EP0418122A1 Oxidation reactor with differential pressure drop and its application . |
| 03/19/1991 | US5000844 Device for injecting additive products into a liquid |
| 03/14/1991 | DE4012879A1 Adhesive droplet applicator - has dosing control as function of adhesive temp. |
| 03/12/1991 | CA2024939A1 Device for the continuous release of vitamin a in drinking water |
| 03/07/1991 | DE4007943C1 Appts. for weightless crystallisation - has sprung piston spray ejector forming droplet at tip |
| 03/07/1991 | DE3928366A1 Vorrichtung zum entnehmen von in behaeltern anlieferbaren, fluessigen oder gasfoermigen medien, wie in komponenten mischbarer kunststoffmassen ua Apparatus for the extraction of anlieferbaren in containers, liquids or houses on gaseous media, such as plastic masses in component miscible among others |
| 03/01/1991 | WO1991003419A1 Device for extracting fluid or gaseous media supplied in containers, like plastic compounds miscible in components and the like |
| 03/01/1991 | CA2039719A1 Device for extracting fluid or gaseous media supplied in containers like plastic compounds miscible in components and the like |
| 02/27/1991 | CN1011773B Apparatus for supplying liquid |
| 02/27/1991 | CN1011762B Method and apparatus for uniformly loading particulate material into cylindrical beds |
| 02/12/1991 | US4991883 Conduit |
| 02/12/1991 | US4991541 Device and process for treating fine particles |
| 02/05/1991 | US4990714 Combustive membrane reactor and paraffin upgrading process |
| 01/24/1991 | DE3923251A1 Device for removing phosphate(s) from waste water or sewage - by circulating algae parallel to the sewage flow but sepd. from it by water-permeable partition through which the algae cannot pass |
| 01/09/1991 | EP0407294A1 Process and device for obtaining a gradient index-polymer |
| 01/09/1991 | CN2068864U 可调式位置控制器 Adjustable position controller |
| 01/02/1991 | CN1048169A Novel solid multi-component membranes, electrochemical reactor and use of membranes and reactor for oxidation reactions |
| 01/01/1991 | US4981265 Liquid distributor for mass-transfer and heat-exchange columns |
| 12/19/1990 | EP0402662A2 Process and apparatus for suspension polymerization |
| 12/18/1990 | US4978369 Process for feeding carbonaceous material into reaction spaces |
| 12/13/1990 | WO1990014879A1 Apparatus for distributing liquid in gas-liquid contact apparatus, and method for making it |
| 12/04/1990 | US4974754 Metering apparatus for metering and delivering fluid or pasty substances and use of said metering apparatus |
| 12/04/1990 | CA1277442C Gas scavenger |
| 12/04/1990 | CA1277255C Stepped plenum system |
| 11/29/1990 | WO1990014154A1 Distribution system for downflow reactors |
| 11/28/1990 | EP0399833A1 Novel solid multi-component membranes, electrochemical reactor and use of membranes and reactor for oxidation reactions |
| 11/28/1990 | EP0399109A1 Method and apparatus for atomizing liquid fluids for contact with fluidized particles |
| 11/28/1990 | CN1047222A Device for extracting particulate material of fluidized bed from fluidization enclosure |
| 11/27/1990 | CA1276872C Distributor for a column |
| 11/22/1990 | EP0398814A1 Particle evacuation device from a fluidised bed outside the fluidised bed vessel |
| 11/22/1990 | EP0397902A1 Method and apparatus for supplying glass forming raw material |
| 11/20/1990 | US4971770 Process involving oxidation reactor used oxidize a gaseous phase oxidizable feed |
| 11/20/1990 | US4971100 System for supplying ultrahigh purity gas |
| 11/19/1990 | CA2017057A1 Device for extracting particulate material from fluidized bed outside the fluidizing enclosure |
| 11/15/1990 | WO1990011822A3 Gas flow control apparatus |
| 11/14/1990 | EP0397645A1 Apparatus for distributing gases in fixed bed filters |
| 11/07/1990 | EP0396013A2 Apparatus to prevent the penetration of foreign gases through the charging openening of an inertized reaction container |
| 11/06/1990 | US4968484 Annular gel reactor for chemical pattern formation |
| 10/24/1990 | EP0393520A1 Process for the uniform introduction of a fluid and device for carrying out this process |
| 10/23/1990 | US4965128 Hollow fibers; sustained release |
| 10/21/1990 | CA2015007A1 Process for the uniform introduction of a fluid, and apparatus for carrying out the process |
| 10/18/1990 | WO1990011822A2 Gas flow control apparatus |
| 10/16/1990 | CA1275272C Sparger and apparatus for and method of growing cells |
| 10/04/1990 | WO1990011346A1 Apparatus for oxygenating culture medium |