Patents for B01J 19 - Chemical, physical, or physico-chemical processes in general; Their relevant apparatus (77,270) |
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12/14/1991 | CA2044337A1 Device and process for precipitating polymers |
12/12/1991 | WO1991019020A2 Electrochemical synthesis and simultaneous purification process |
12/12/1991 | WO1991018941A1 PROCESS AND APPARATUS FOR THE PREPARATION OF NYLON-6 FROM ε-CAPROLACTAM USING ULTRASOUND TREATMENT |
12/12/1991 | DE4018232A1 Polymerisation control using flooded condenser - comprises controlling pressure and temp. controlled heat extraction from reactor using flooded and ventilated condenser |
12/11/1991 | EP0460735A2 Process for producing dimethyl carbonate |
12/11/1991 | EP0460726A1 Formation of potassium tantalate niobate thin films by metallorganic deposition |
12/11/1991 | EP0460512A1 Membrane formed of crystalline molecular sieve material |
12/11/1991 | EP0460230A1 Method and apparatus for treating exhaust gas by multi-stage irradiation with electron beam |
12/11/1991 | EP0235268B1 Method and apparatus for reducing viscosity of high viscosity materials |
12/11/1991 | CN2090490U Smoke-reducing fuel-saving magnetization filter |
12/11/1991 | CN2090288U Column extractor with cellular-type grid regular packing |
12/11/1991 | CN1056869A Process and device to improve performances and life, with corrosion reduction, in kettle type carbamate condensers in urea plants |
12/10/1991 | US5072087 Process for heating materials by microwave energy |
12/10/1991 | US5071634 Catalytic hydrogenation of anthraquinone derivatives |
12/10/1991 | US5071516 Electrolytic oxidation and reduction |
12/09/1991 | CA2043256A1 Electrochemical synthesis and simultaneous purification process |
12/05/1991 | DE4112983A1 Biological filter for washing exhaust air from cattle sheds - where water flows downwards through media in tower in which air is drawn upwards by a fan |
12/05/1991 | CA2042083A1 Formation of potassium tantalate niobate thin films by metalorganic deposition |
12/04/1991 | EP0459642A1 Electrochemical ion exchange |
12/04/1991 | CN2089871U Drum shape metal products with tetrafluoride liner |
12/04/1991 | CN1056669A Process and apparatus for desalting of sea and obtaining of energy and materials contained in sea |
12/03/1991 | US5070468 Plant fault diagnosis system |
12/03/1991 | US5070197 Dry reactive processing |
12/03/1991 | US5070160 Shearing force sufficient to keep viscous solution in polydisp ersive state |
12/03/1991 | US5069885 Photodegradation of water pollutants such as chlorinated biphe nyls |
12/03/1991 | US5069830 Non-welded support plate or bed limiter for packed towers and method of making same |
12/03/1991 | US5069794 Semipermeability |
12/03/1991 | US5069423 Valve for clean chemical reactor |
12/03/1991 | CA1292606C Continuous flow reactor for sequencing peptide sequenators |
12/01/1991 | WO1991018662A1 Air purifying system |
12/01/1991 | CA2083967A1 Air purifying system |
11/28/1991 | WO1991018411A1 Method of controlling an electron beam in an electron accelerator and an electron accelerator |
11/28/1991 | WO1991018124A1 A process and an apparatus for the surface treatment of powder particles |
11/27/1991 | EP0458472A1 Catalytic distillation structure |
11/27/1991 | EP0458149A1 Heat exchanger in an HF alkylation process |
11/27/1991 | EP0458110A1 Process for continuous reaction of cyanuric fluoride with amines. |
11/27/1991 | EP0457994A1 Gas-electroburner with electrical power supply and ignition aid |
11/27/1991 | CN1056572A Heat exchanger in hf alkylation process |
11/27/1991 | CA2042751A1 Electrochemical ion exchange |
11/26/1991 | US5068406 Forming carboxylic acids by oxidation of alkylaromatics |
11/26/1991 | US5068086 Method and apparatus for batch fixating tissue specimens |
11/26/1991 | US5068020 Forming smooth films; using ions of inert gases |
11/26/1991 | US5067970 Asymmetric polyimide membranes |
11/26/1991 | CA1292425C Plastic fill sheet for water cooling tower with air guiding sheet spacers |
11/26/1991 | CA1292424C Structured "wv" packing elements |
11/22/1991 | CA2040585A1 Catalytic distillation structure |
11/22/1991 | CA2017297A1 Refractory linings capable of resisting sodium and sodium salts |
11/21/1991 | EP0457643A1 Process for the thermal conversion of methane and reactor to be used therefor |
11/21/1991 | EP0457352A1 Reactor with internal heat exchange and with a solid catalyst |
11/21/1991 | EP0456797A1 Process for treating gases. |
11/20/1991 | CN2089138U Combustible gas pollution reducting energy saver |
11/20/1991 | CN2089083U Strong magnetic apparatus for preventing electric submerged pump from scaling |
11/20/1991 | CN1056264A Filler of washing ceramic ring |
11/20/1991 | CN1056263A Polyphase reactor with big boundary area |
11/19/1991 | US5066843 Heat resistant and light weight container for materials to be ashed, and process for manufacture thereof |
11/19/1991 | US5066137 Steam injection and mixing apparatus |
11/19/1991 | US5065680 Method and apparatus for making solid waste material environmentally safe using heat |
11/19/1991 | CA1292170C Element having a porous wall |
11/18/1991 | CA2042881A1 Methane dynamic conversion process and reactor used for the process |
11/16/1991 | WO1991017823A1 Method and apparatus for biopolymer synthesis |
11/14/1991 | WO1991017561A1 Apparatus for-plasma treatment of continuous material |
11/14/1991 | WO1991017420A1 Metering device with radially arranged valves |
11/14/1991 | WO1991017122A1 Filling body, in particular for biological bodies in waste water purification plants, cooling towers and the like |
11/14/1991 | WO1991016970A1 Mixer assembly, catalyst assembly and use of said catalyst assembly |
11/14/1991 | DE4014602A1 Dosiervorrichtung mit radialer anordnung von ventilen Dosing with radial arrangement of valves |
11/13/1991 | EP0456143A2 Asymmetric polyimide mebranes |
11/13/1991 | EP0455773A1 Cold oxidation in gaseous phase |
11/13/1991 | CN1014713B Process for continuous producting acrylic polymer gel |
11/13/1991 | CN1014679B Method to substitute silver in the alkali evaporator |
11/12/1991 | US5065336 On-line determination of polymer properties in a continuous polymerization reactor |
11/12/1991 | US5064679 Plasma treatment method |
11/12/1991 | US5064506 Packed column with built-in temperature measuring points |
11/12/1991 | US5064474 Process for removing fine particles from articles of fluorine-containing resin |
11/11/1991 | CA2040949A1 Removal of residual acid from chlorinated polymers |
11/07/1991 | DE4014363A1 UV polymerisation appts. having light guide arrangement - has tube of plastics material contg. aq. soln. of di:potassium hydrogen phosphate, sodium di:hydrogen phosphate, or tri:potassium phosphate |
11/06/1991 | EP0455532A1 Cooling process in a process utilizing anhydrons fluorhydric acid |
11/06/1991 | EP0455513A2 Improved microwave heating system |
11/06/1991 | EP0455378A1 Process vessels |
11/06/1991 | EP0455243A2 Draft tube, direct contact crystallizer |
11/06/1991 | EP0454986A2 Liquid level control in gas-liquid mixing operations |
11/06/1991 | EP0454763A1 Polysaccharide resolving gels and gel systems for stacking electrophoresis. |
11/06/1991 | CN1014606B Continuous preparation method of monoisocyanate or polyisocyanate |
11/05/1991 | US5063043 Monolithic fixed bed hydrogenation catalyst |
11/05/1991 | US5063030 Oxidation |
11/05/1991 | US5063000 Packing elements |
11/05/1991 | CA2041757A1 Microwave heating system |
11/04/1991 | CA2041751A1 Process vessels |
11/04/1991 | CA2041690A1 Cooling process associated with a process using anhydric hydrofluoric acid |
10/31/1991 | WO1991016285A1 Turbulent flow process and monoalkyl aromatic production |
10/31/1991 | CA2038658A1 Liquid level control in gas-liquid mixing operations |
10/30/1991 | EP0454179A1 Tower packing grid |
10/30/1991 | EP0454140A1 Broad liquid level gas-liquid mixing operations |
10/30/1991 | EP0453520A1 Quartz integrated trough/sump recirculating filtered high-purity chemical bath. |
10/30/1991 | EP0437480A4 Method and apparatus for continuous chemical reactions |
10/30/1991 | EP0365668B1 Device for carrying out a sequence of chemical reactions |
10/30/1991 | CN1055676A Vapour diffusers for process columns |
10/29/1991 | US5061741 Method for preparing an oil-in-water type uniform dispersion of liquid droplets and polymerization method for preparing polymer beads of uniform particle size |
10/29/1991 | US5061635 Protein or peptide sequencing method |
10/29/1991 | US5061462 Apparatus for producing a streamer corona |
10/29/1991 | US5061444 Manufacture of semiconductors and integrated circuits |