Patents
Patents for B01D 19 - Degasification of liquids (12,330)
02/1993
02/16/1993US5187201 Coating and molding compositions containing alkyl vinyl ether polymers and use thereof as leveling agents or antifoam agents
02/16/1993US5186728 Passing water through distribution cup containing holes onto inert solid in a scrubber body, scrubbing gases
02/16/1993US5186726 Low pressure expansion removes air, then condensing cooled vapor and absorbing it in heat exchanging liquid
02/13/1993CA2071734A1 Cement admixture and defoaming agent
02/10/1993CN2126811Y Board degasification column
02/04/1993WO1993001875A1 Method and apparatus for separating gas from a gaseous material
02/03/1993EP0526305A1 Decontamination foam with controlled life time
02/02/1993US5183486 Apparatus for degassing a liquid
02/02/1993US5182938 Method and apparatus for detecting bubbles in pressurized liquid dispensing systems
01/1993
01/28/1993DE4219966A1 Rotationally symmetrical filter with hydrophilic and hydrophobic filter media - used for filtering and degassing liquids e.g. sterile filtration of aq. solns. and cell culture media
01/26/1993US5182031 Process and device for deaeration of liquids
01/21/1993WO1993001269A1 Antifoam ingredient
01/21/1993WO1993001134A1 Method of producing pure water, system therefor and cleaning method
01/21/1993WO1993001133A1 System for supplying pure water and cleaning method therefor
01/21/1993WO1993001103A1 Liquid non-leaking gas-venting seal for a container containing liquid
01/21/1993DE4222695A1 Continuous degassing plant for cast resin - has resin dropped down evacuated tower divided into sectors by vertically moving piston-like features so as to wash it continuously over walls
01/21/1993CA2112463A1 Antifoam ingredient
01/19/1993US5180503 In-situ vapor stripping for removing volatile organic compounds from groundwater
01/19/1993US5180403 Evacuation and introducing an inert gas
01/12/1993CA1312555C Liquid separator for gas analyzer
01/07/1993WO1993000145A1 Reaction products of triglycerides with polyamines, a method of preparing them, and their use
01/07/1993WO1993000144A1 Anti-foaming agents
01/07/1993DE4121147A1 Antischaummittel Anti-foaming agent
01/07/1993DE4120961A1 Umsetzungsprodukte von triglyceriden mit polyaminen, ein verfahren zu ihrer herstellung und deren verwendung Reaction products of triglycerides with polyamines, a process for their preparation and their use
01/07/1993CA2112491A1 Anti-foam agents
01/05/1993US5176798 System for removal and disposal of minor amounts of organics from contaminated water
12/1992
12/30/1992CN1067390A Numerically controlled oil-gas-water separator
12/29/1992US5174944 Separator for removal of pressure-controlling nitrogen from liquid methanol used in hardening furnace
12/24/1992DE4120259A1 Acoustic wave generator for medical disintegration of calculi in body organs - uses vented air-free pressurised liquid as energy transmission medium
12/24/1992DE4120068A1 Reducing heavy metal content of waste water esp. in dentistry - by use of agent contg. substances absorbing heavy metals by ion-exchange or chemical bonding
12/23/1992WO1992022630A1 Foam control agents in granular form
12/23/1992EP0519747A2 Cement admixture and defoaming agent
12/22/1992US5173225 Method for making ultra-thin dense skin membrane
12/22/1992US5173092 Treatment of polluted ground water by separation, air stripping
12/17/1992DE4119116A1 Biologisch leicht eliminierbare entschaeumer fuer waessrige systeme Biologically easily be eliminated defoamer for aqueous systems
12/16/1992CN2124905U Iron powder filting-ion exchanging oxygen removal device
12/15/1992US5171439 Overlapping edges of opening in a flexible bag or sheet
12/15/1992US5171334 Diffused air stripping system
12/15/1992CA1311427C Integrated separator for solid and gaseous contaminants in a fluid
12/11/1992WO1992022369A1 Readily biodegradable anti-foaming agent for aqueous systems
12/11/1992CA2089074A1 Easily biodegradable antifoaming agent for aqueous systems
12/09/1992EP0517298A1 Foam control agents in granular form
12/09/1992EP0482085A4 Low viscosity defoaming/antifoaming formulations
12/09/1992CN1066790A Non-porous collagen sheet for therapeutic use, and method and apparatus for preparing it
12/08/1992US5169561 Altering hydrophobicity of particulate silica with a quaternary ammonium organosilane
12/08/1992US5169560 Control of foam in hydrocarbon fluids
12/02/1992EP0516109A1 Silicone defoamer composition
12/01/1992US5167921 Air from blood
12/01/1992US5167835 Method of scavenging oxygen from boiler waters with substituted quinolines
11/1992
11/26/1992WO1992020423A1 Removing volatile organic compounds from groundwater
11/26/1992CA2108128A1 Removing volatile organic compounds from groundwater
11/25/1992EP0514691A2 Non-porous collagen sheet for therapeutic use, and the method and apparatus for preparing it
11/24/1992US5165237 For deaerating incoming water in a steam generation system
11/19/1992WO1992020768A1 Use of dialkyl ethers as foam-control agents
11/19/1992EP0514102A1 Method and apparatus for high velocity dye drainage
11/19/1992DE4116406A1 Verwendung von dialkylethern als schaumregulatoren Use of dialkyl ethers as foam regulators
11/19/1992DE4116061A1 Separator to separate air from mixt. of fluids and solids - has fluid-solid mixt. introduced through slightly inclined body, proceeding into external hollow body which surrounds inner body, sepd. by slight distance
11/19/1992CA2103465A1 The use of dialkyl ethers as foam regulators
11/14/1992CA2068246A1 Method and apparatus for high velocity dye drainage
11/12/1992WO1992019353A1 Process and device for drying and/or degassing a liquid
11/12/1992DE4115050A1 Verfahren zur trocknung und entgasung von fluessigkeiten Process for drying and degassing liquids
11/12/1992DE4114679A1 Process for destruction of foam resulting from gas washing processes - comprises introducing foam into package of interwoven wires, with drain gaps through which fluid from bubbles passes, destroying foam
11/10/1992US5161619 Environmentally safe
11/03/1992US5159824 For applying liquids to a moving substrate
10/1992
10/28/1992EP0510792A1 Method of removing and recovering hydrocarbons from hydrocarbon/water mixtures
10/28/1992EP0510656A2 Evacuation system and method therefor
10/27/1992US5159694 Portable reactor for carrying out gas-evolving biotechnological processes or gas consuming processes while maintaining a packed fixed-bed arrangement
10/23/1992CA2060158A1 Method of removing and recovering hydrocarbons from hydrocarbon/water mixtures
10/22/1992DE4112501A1 Foam control in detergent compsns. - using low concns. of sulphonated unsatd. tri:glyceride(s)
10/21/1992CN1018718B Iron button deoxidation equipment for water supplying of boiler
10/20/1992US5156739 Eductor to reduce pressure
10/20/1992CA2040833A1 Method of preventing formation of hydrates in flowing hydrocarbons under subsea piping of same and a subsea plant for processing of a well to prevent hydrate formation
10/14/1992EP0508585A2 Method and apparatus for maintaining a required temperature differential in vacuum deaerators
10/14/1992EP0507992A2 Air separator in a milk measuring installation
10/14/1992EP0507795A1 Method for de-aerating from an aqueous composition and device for implementing the method.
10/13/1992US5154856 Process for controlling aqueous media foam employing alkadiene ethers of sugars or alkyl glucosides
10/13/1992US5154854 Process for the preparation of stable dispersions of at least one water-immiscible liquid phase in an aqueous phase
10/13/1992US5154832 Degassing water systems
10/13/1992US5154826 Hydrocyclone overflow transport
10/07/1992EP0507584A2 Method and device for removing bubbles from liquid
10/07/1992EP0506904A1 Device for eliminating chlorinated hydrocarbons and aromatic organic compounds from water.
10/06/1992US5153258 Silicone antifoaming agent composition
10/06/1992US5152925 Hydroxyalkyl (meth) acrylate copolymer dissolved in organic liquid
10/06/1992US5152150 Removal of volatile organic pollutants from drinking water
10/01/1992DE4208598A1 Automatic addn. of antifoaming agent - used to prevent excessive foaming of machine tool lubricating emulsion in filter system tank
09/1992
09/30/1992CN2117195U Air, liquid and solid seperating slurry canal
09/29/1992US5151176 Filter for continuous filtration
09/22/1992US5149652 Fermentation broth degassification
09/22/1992US5149344 Multi-phase flow and separator
09/22/1992US5149341 Paper coater skip prevention and deaeration apparatus and method
09/19/1992WO1992016241A1 Batch liquid purifier
09/17/1992WO1992015386A1 Separating apparatus
09/16/1992CN1064460A Method for defoaming of surfactant
09/15/1992US5147578 Amino/polyoxyalkylenated polydiorganosiloxanes
09/15/1992US5147535 Arrangement for driving out of volatile impurities from ground water using vibrations
09/09/1992EP0502603A1 Foam control
09/09/1992EP0502289A1 Method and device for the elimination of foam, especially fire extinguishing foam
09/09/1992CN1064338A Method for deoxidizing water to be filled in oil field
09/09/1992CN1064308A Foam control agents in granular form
09/09/1992CN1064199A Bubble removing method for soybean milk