Applied Material Contains A Halogen Atom Patents (Class 426/318)
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Patent number: 8920717Abstract: This invention provides a method for processing produce to reduce microorganisms thereon by treating the produce in a treatment chamber. The method comprises exposing the produce to an atmosphere comprising gaseous chlorine dioxide and a carrier gas in a treatment chamber and can comprise controlling the concentration of chlorine dioxide in the treatment chamber, moving the produce in the treatment chamber during exposure to the gaseous chlorine dioxide, spraying water to remove the gaseous chlorine dioxide, and purging the treatment chamber to remove any residual chlorine dioxide.Type: GrantFiled: July 7, 2009Date of Patent: December 30, 2014Assignee: Purdue Research FoundationInventors: Philip E. Nelson, Richard H. Linton, Yingchang Han, Travis L. Selby
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Publication number: 20130156907Abstract: A process for sanitizing objects is comprised of the steps of: (1) contacting the object with a dry fog in an enclosed sanitization zone wherein the dry fog is comprised of droplets having a diameter of 4-5 microns and wherein the droplets comprise an aqueous solution of a sanitizing agent for a time sufficient to produce a substantially dry sanitized object and a residual amount of dry fog; (2) removing the substantially dry, sanitized product from the enclosed zone while simultaneously removing the residual dry fog and passing the residual dry fog through a treatment zone whereby unreacted sanitizing agent is removed from the dry fog. The disclosed process yields substantially dry sanitized objects that do not require rinsing with water.Type: ApplicationFiled: August 22, 2011Publication date: June 20, 2013Applicant: BIOSAFE SYSTEMS LLCInventor: Robert Larose
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Patent number: 8372460Abstract: A method for sanitation and preservation of foodstuffs includes the following steps. A container containing a foodstuff is provided. A non-thermal plasma is introduced to an interior of the container. The container is sealed.Type: GrantFiled: December 31, 2009Date of Patent: February 12, 2013Assignees: L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude, American Air Liquide, Inc.Inventors: Pierre-Emmanuel Meyers, Jean-Christophe Rostaing, Rajat Agrawal
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Publication number: 20120328749Abstract: Methods and systems useful for treating crop storage systems with a chemical vapor are set forth herein. Particularly, vapors of CIPC are used in either active or passive systems to inhibit sprouting of stored potatoes.Type: ApplicationFiled: June 22, 2012Publication date: December 27, 2012Applicant: 1,4 GROUP, INC.Inventors: John M. Forsythe, Henry John Duncan, Curtis Lee Eames
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Publication number: 20120064208Abstract: The present technology relates to fumigant compositions and fumigation processes, and particularly to processes for the fumigation of perishable products. The fumigant compositions comprise an azeotropic and azeotrope-like composition of methyl iodide and at least one fluorocarbon or hydrofluorocarbon. The fumigation methods include providing a fumigant composition and applying the fumigant composition to a perishable product.Type: ApplicationFiled: September 13, 2010Publication date: March 15, 2012Applicant: Honeywell International Inc.Inventors: Andrew Joseph Poss, Rajiv Ratna Singh, Bjorn Hofman, David Nalewajek, Cheryl Cantlon
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Publication number: 20100129509Abstract: In a method for extracting products of value from animal or vegetable starting material, a solution is to be created, with which extraction is improved, with regard to both the yield and separation of natural products to be extracted, and management of the method. This is achieved in that soluble constituents are extracted from the starting material in a first extraction step, using CO2, and subsequently, in a second extraction step, other constituents are extracted with compressed hydrocarbons.Type: ApplicationFiled: June 13, 2008Publication date: May 27, 2010Inventors: Heribert Dierkes, Volkmar Steinhagen, Michael Bork, Christoph Lütge, Zeljko Knez
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Publication number: 20100075004Abstract: This invention provides an apparatus and method for processing produce to reduce microorganisms thereon by treating the produce in a treatment chamber. The treatment chamber comprises a produce receiver disposed in the treatment chamber, a means for providing a gas stream comprising chlorine dioxide and a carrier gas into the treatment chamber, a chlorine dioxide sensor in communication with the treatment chamber, and a means for controlling the concentration of chlorine dioxide in the treatment chamber. The method comprises exposing the produce to an atmosphere comprising gaseous chlorine dioxide and a carrier gas in a treatment chamber and can comprise controlling the concentration of chlorine dioxide in the treatment chamber, moving the produce in the treatment chamber during exposure to the gaseous chlorine dioxide, spraying water to remove the gaseous chlorine dioxide, and purging the treatment chamber to remove any residual chlorine dioxide.Type: ApplicationFiled: July 7, 2009Publication date: March 25, 2010Inventors: Philip E. Nelson, Richard H. Linton, Yingchang Han, Travis L. Selby
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Patent number: 7635665Abstract: A method and apparatus for applying aerosols of chemical formulations to a stored crop is described. The aerosol may be generated by any suitable means using thermal aerosol generators or “cool” aerosol generators. The improvement is the use of the crop storage facility air in the generation of the aerosol and, or the cooling of the aerosol. An important use of the invention is the application of CIPC to stored potatoes.Type: GrantFiled: June 28, 2004Date of Patent: December 22, 2009Inventors: John Raymond Keim, William Albert Keim, Michael Joe Keim
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Publication number: 20080241323Abstract: Disclosed herein is a system for sanitizing objects, particularly food products such as fruits and vegetables. The system includes two or more tanks for generation and storage of chlorine dioxide. The system provides for the simultaneous use and generation of chlorine dioxide so that the system avoids undesired down-time.Type: ApplicationFiled: April 2, 2007Publication date: October 2, 2008Inventors: D. Frank Kelsey, Johnnie M. Harden
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Patent number: 6534075Abstract: An antimicrobial and antiviral composition in powder form or in the form of a two part liquid concentrate for washing and sanitizing foods, food surfaces, food ware, process waters, animal quarters, and animal carcasses is described. The composition may also be used to reduce the microbial and viral population on animals; reducing human pathogenic microbes, reducing opportunistic pathogenic microbes on eggs, and treating skin diseases. The composition includes three reactive species which in solution form an oxidizing species, and optionally a food grade acid source. The reactive species include a natural source of a quaternary or protonizable nitrogen compound which is acceptable on foods, an oxidant and a halide source.Type: GrantFiled: March 26, 1999Date of Patent: March 18, 2003Assignee: Ecolab Inc.Inventors: Robert D. P. Hei, Kim R. Smith, Polly D. Laugen, Bruce R. Cords, Shaun P. Kennedy
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Patent number: 5980826Abstract: A method of retarding bacterial, fungal, and viral contamination and growth of molds on the surface of a material and/or deodorizing the material by treating a surface with a composite which does not release chlorine dioxide in the absence of moisture, and exposing the treated surface to moisture to release chlorine dioxide from the composite into the atmosphere surrounding the material.Type: GrantFiled: October 3, 1996Date of Patent: November 9, 1999Assignees: Bernard Technologies Inc., Southwest Research InstituteInventors: Sumner A. Barenberg, Peter N. Gray
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Patent number: 5700506Abstract: A method by which the shelf life of fresh tomato pieces can be substantially increased is provided. According to the method, cored fresh tomatoes are contacted with a chlorine solution, cut into pieces, contacted with an aqueous solution of a calcium salt, and packaged in a container having a gas permeability of about 90 to about 160 cc of oxygen/100 square inch/day. The packaging is carried such that the residual oxygen level in the container after sealing is between about 2% and about 10%. In a preferred embodiment, the processing steps are carried out at an ambient temperature of between about 34.degree. F. and about 50.degree. F.Type: GrantFiled: October 27, 1995Date of Patent: December 23, 1997Assignee: DNA Plant Technology CorporationInventor: Gurmail Mudahar
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Patent number: 5560953Abstract: The invention relates to a method for improving the baking properties of flour, which comprises treating the flour with an acylating reagent. This makes the flour particularly suitable for use in the baking of high-ratio cakes.Type: GrantFiled: May 31, 1995Date of Patent: October 1, 1996Assignee: Campden & Chorleywood Food Research AssociationInventors: Philip Greenwell, Christopher J. Brock
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Patent number: 5505908Abstract: Unused methyl bromide from a fumigation cycle is captured by adsorption on a molecular sieve and recycled for reuse or recovery by desorption with hot gas without the need to purge the fumigation chamber with outside air. The loss of methyl bromide to the atmosphere is minimal.Type: GrantFiled: September 1, 1994Date of Patent: April 9, 1996Assignee: Halozone Technologies, Inc.Inventor: Moez Nagji
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Patent number: 5318789Abstract: A method for fumigating a produce commodity comprising packing the commodity in a vented fumigation container (10, 18, 30) that is constructed from a solid-wall material that is substantially free of contaminants that would bind fumigant gas, fumigating the container and commodity contained therein in a fumigation chamber (40), and shipping the fumigated commodity in the containers.Type: GrantFiled: May 15, 1992Date of Patent: June 7, 1994Assignee: Allpak Container, Inc.Inventors: Glenn T. Nakagawa, John W. Rockom
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Patent number: 5279843Abstract: A process is disclosed for packaging fresh vegetables in water. The process includes washing the vegetables, dipping them in a chlorine bath and placing them in bags. Then, water that has been irradiated by ultraviolet light, to reduce the number of bacteria colonies, is added to the vegetables. The bags are then sealed and stored.Type: GrantFiled: July 10, 1992Date of Patent: January 18, 1994Assignee: Ready Pac ProduceInventor: Brian Zomorodi
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Patent number: 5043175Abstract: A method and apparatus for the sterilization of animal feed, wherein a bactericidal agent is mixed with steam for contacting and conditioning animal feed prior to a compaction process as, for instance, a pelletizing process. In one embodiment, chlorine gas is introduced in the burner of a direct fired steam generator to produce a mixture of steam, chlorine, and products of combustion which are introduced to a feed mixture in a blending unit prior to pelletizing, resulting in sterilization of the animal feed.Type: GrantFiled: October 1, 1990Date of Patent: August 27, 1991Assignee: California Pellet Mill CompanyInventors: Peter T. Bayley, Derek H. Shrimpton
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Patent number: 5026565Abstract: A process for the removal of sterols and/or lipid components (e.g., cholesterol and fats) from lipid containing food (e.g., meat) using sub or super-critical fluids (e.g., CO.sub.2) involves initial processing of the food to produce an intermediate moisture product in which substantially all of the "free water" but not all of the "bound water" is removed. Different moisture removal techniques may be used. Where freeze drying of food flakes is adopted the moisture level is preferably reduced to 30-55% w/w. The intermediate moisture product is treated with supercritical CO.sub.2 to remove the lipids therefrom. Optionally the cholesterol can be separated from the fat component by use of an absorbent to selectively remove the cholesterol from the supercritical CO.sub.2. The product can be reconstituted with water and fat to provide a reconstituted meat product suitable for hamburgers.Type: GrantFiled: November 13, 1989Date of Patent: June 25, 1991Assignee: Corran Norman Stuart McLachlanInventors: Corran N. S. McLachlan, Owen J. Catchpole, Ross S. Nicol
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Patent number: 5024846Abstract: A process for separating sterols from lipids, (e.g. cholesterol from butter fat) using sub or supercritical fluids (such as CO.sub.2) by dissolving the sterol/lipid mixture in a high pressure physiologically acceptable fluid (either as a high pressure liquid or as a high pressure sub or supercritical gas), to form a high pressure fluid mixture, and then contacting the high pressure fluid mixture with an adsorbent material chosen from the group consisting of calcium hydroxide, calcium oxide, calcium carbonate, magnesium carbonate and magnesium hydroxide to selectively adsorb sterols on the adsorbent material, and then removing the substantially sterol free lipids from the high pressure fluid.Type: GrantFiled: August 2, 1990Date of Patent: June 18, 1991Assignee: Carran Norman Stuart McLachlanInventors: Corran N. S. McLachlan, Owen J. Catchpole, Bruce H. Hamilton
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Patent number: 4998377Abstract: An improved method of fumigating fresh plants on which pests are parasitic. The method comprises maintaining the fresh plants in a gaseous atmosphere composed of 10 to 50 mg/liter of methyl bromide, 0.01 to 10 mg/liter of hydrogen phosphide, and 1 to 50% by volume of carbon dioxide. The method can surely kill the pests on the plants without causing phytotoxicity.Type: GrantFiled: April 9, 1990Date of Patent: March 12, 1991Assignee: Teijin Chemicals, Ltd.Inventors: Teruyuki Tsutsumi, Tetsunori Sato, Akira Arita
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Patent number: 4805642Abstract: A process is provided for the dry treatment of agricultural products such as corn, leafy plant material, animal feed, silage material and tobacco to remove fertilizer-derived nitrate. The process involves a short duration contact of the agricultural product with HC1 gas under conditions which minimize generation of non-volatile chlorocarbons that could form by interaction of the agricultural product with the gaseous products of the reaction of the HC1 with the nitrate. The gaseous products are swept quickly away from the treated agricultural product by a carrier gas such as nitrogen, carbon dioxide, air, helium, and HC1.Type: GrantFiled: September 8, 1987Date of Patent: February 21, 1989Inventor: Norman B. Rainer
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Patent number: 4727027Abstract: Biological compositions are decontaminated by treatment with furocoumarin derivatives and irradiation under particular conditions in which the proteins retain their original physiological activities and any pathogenic microorganisms and polynucleotide fragments thereof are rendered inactive. It has been found that reduction of the amount of dissolved oxygen in the treatment solution substantially inhibits denaturation of the proteins.Type: GrantFiled: October 7, 1985Date of Patent: February 23, 1988Assignee: Diamond Scientific Co.Inventors: Gary P. Wiesehahn, Richard P. Creagan
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Patent number: 4665158Abstract: Dehydrated protein materials are treated with gaseous HCl without temperature control, the reaction temperature being susceptible to reach, momentarily, 150.degree. C. Then the material thus treated is degassed and, after drying, a non hygroscopic powder usable in the food industry or in the pharmaceutical industry is obtained.Type: GrantFiled: May 30, 1985Date of Patent: May 12, 1987Assignee: Battelle Memorial InstituteInventors: Jean-Michel Armanet, Claude Giddey, Jean-Pierre Sachetto
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Patent number: 4547381Abstract: A dry composition for the sustained, controlled production of gaseous chlorine dioxide comprising a dry, inert diluent; a metal chlorite selected from the group consisting of alkali metal chlorites and alkaline earth metal chlorites; and a dry agent capable of reacting with a metal chlorite in the dry state to produce chlorine dioxide, said agent being selected from the group consisting of dry oxidizing agents and dry acids. The composition of the invention is manufactured using solely dry constituents, thereby obviating an intensive drying step and resulting in substantial savings as well as simplifying the manufacturing process. The compositions of the invention find particular utility in applications involving the controlled generation of chlorine dioxide for a sustained period of time for the preservation of boxed fruits and vegetables during transportation or in deodorizing enclosed spaces such as refrigerators or lockers.Type: GrantFiled: November 10, 1983Date of Patent: October 15, 1985Assignee: Rio Linda Chemical Co., Inc.Inventors: John Y. Mason, Bruce W. Hicks
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Patent number: 4504503Abstract: A process for producing a mixture of triglycerides displaying butter-like properties by fractionating fats with a liquefied gas or a gas under supercritical conditions. Said mixture of triglycerides predominantly consists of triglycerides with a carbon number ranging from 24 to 42 and can be used as one of the fat components of a margarine fat blend in order to improve its butter-like properties.Type: GrantFiled: September 1, 1982Date of Patent: March 12, 1985Assignee: Lever Brothers CompanyInventors: Gerhard Biernoth, Werner Merk
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Patent number: 4490398Abstract: This invention is directed to a process for the production of extracts from spices in two stages by extraction with a non-toxic gas as solvent, the improvement which comprises in a first stage extracting from the spices essential oils functioning as aroma components by contacting the spices with liquid solvent, at a pressure in the supercritical range and a temperature in the subcritical range, separating the solvent from the spice, evaporating the solvent and separating essential oils, and in a second stage extracting from the spices the portions acting as flavor carriers by contacting the spices from the first stage with gaseous solvent, at a pressure and a temperature both in the supercritical range, separating the gaseous solvent from the spice, reducing the pressure and temperature, and separating the flavor carriers from the gaseous solvent.Type: GrantFiled: January 6, 1982Date of Patent: December 25, 1984Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Norbert Behr, Henk van der Mei, Wolfgang Sirtl, Harald Schnegelberger, Othmar von Ettingshausen
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Patent number: 4322445Abstract: The invention involves a process for the decaffeination of coffee, wherein--usually moistened--coffee is exposed to a circulating medium essentially composed of a compressed gas and an entrainer; this medium is subjected to partial condensation of the caffeine containing entrainer, in the absence of decompression; the caffeine is recovered from the condensate by evaporation of the entrainer portion thereof, and the medium is recycled to the coffee for continued extraction of caffeine therefrom.Type: GrantFiled: August 14, 1978Date of Patent: March 30, 1982Inventors: Siegfried Peter, Gerd Brunner
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Patent number: 4284653Abstract: A process for handling and processing fish meat contaminated with sporozoa which comprises adding one or more substances which inhibit thiol protease to the fish meat.Type: GrantFiled: January 9, 1980Date of Patent: August 18, 1981Assignee: Nippon Suisan Kabushiki KaishaInventors: Ritsuo Shigeoka, Eizo Nagahisa, Takafumi Yamauchi
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Patent number: 4283287Abstract: A flowable, non-caking aqueous slurry of sodium chlorate and sodium chloride having a weight ratio of sodium chloride to sodium chlorate between about 0.55 and 0.65, and, more preferably, about 0.59, is described. The slurry contains a solid phase essentially entirely of sodium chloride. The slurries contain from about 28 to about 33% by weight sodium chlorate, from about 15 to about 21% by weight sodium chloride, and from about 45 to about 58% by weight water.The slurries are produced by forming an initial aqueous solution of sodium chlorate and sodium chloride containing from about 28 to about 50% by weight sodium chlorate and from about 0 to about 14% by weight sodium chloride and subsequently adding sufficient sodium chloride to obtain a slurry containing from about 28 to about 33% by weight sodium chlorate, from about 15 to about 21% by weight sodium chloride, and from about 45 to about 58% by weight water.Type: GrantFiled: December 13, 1979Date of Patent: August 11, 1981Assignee: Hooker Chemicals & Plastics Corp.Inventors: Theodore H. Dexter, Willard A. Fuller
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Patent number: 4223044Abstract: A bridge of particulate and ground food, feed and inorganic substances, such as soybean meal, corn meal, flour, cement and the like in a storage vessel is broken by reducing the internal pressure of the vessel and introducing inert gas under pressure of from atmosphere to up to 10 kg/cm.sup.2 to impart impact for breaking the bridge of the particulate and ground substances. After discharge of the particulate and ground substances from the storage vessel, the matter sticking to the internal walls of the vessel can be removed by again reducing pressure and giving impact of introduced atmosphere or pressurized gas. Further, the internal pressure of the closed storage vessel is reduced prior to injecting fumigant gas and thereafter by introducing inert gas the internal pressure is brought to normal pressure to improve fumigation of the substances.Type: GrantFiled: May 19, 1978Date of Patent: September 16, 1980Assignees: Marubeni Corporation, Japan Fumigation Development Co., Ltd.Inventor: Tsuneyuki Se
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Patent number: 4200656Abstract: The invention provides a method for fumigating grain stored in bins by the gravity penetration method comprising applying methyl-bromide and liquid CO.sub.2 to the upper layer of grain stored therein wherein the liquid CO.sub.2 is applied to said upper layer of grain through a conduit having an inner cross-sectional area at least about twelve times as great as the cross-sectional area of the outlet.Type: GrantFiled: May 18, 1978Date of Patent: April 29, 1980Assignee: Dead Sea Bromine Company Ltd.Inventors: Shlomo Cohen, Zeev Gollop, Levi Klein
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Patent number: 4198432Abstract: Process for the preparation of spice extracts by extraction of the natural spice with a supercritical gas such as carbon dioxide in which the aroma contents are first extracted with a dry gas, the flavor contents are then extracted with a moist gas and the extracted materials recovered and mixed.Type: GrantFiled: July 28, 1978Date of Patent: April 15, 1980Assignee: Studiengesellschaft Kohle mbHInventors: Otto Vitzthum, Peter Hubert
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Patent number: 4168324Abstract: A method of producing coffee low in undesired stimulants by removing coffee wax from unroasted coffee by the use of a supercritical fluid and absorbing the coffee wax in an absorbent precharged with pure caffeine.Type: GrantFiled: February 25, 1977Date of Patent: September 18, 1979Assignee: HAG AktiengesellschaftInventors: Ludwig Roselius, Hans-Albert Kurzhals, Klaus F. Sylla, Peter Hubert
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Patent number: 4167589Abstract: A caffeine free black tea product is produced by an extraction procedure with a supercritical gas such as carbon dioxide in which first the aromatic content of the tea is extracted with dry gas, then the caffeine content is extracted with wet gas, and finally the decaffeinated tea is reimpregnated with the aromatic content.Type: GrantFiled: April 26, 1977Date of Patent: September 11, 1979Inventors: Otto Vitzthum, Peter Hubert
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Patent number: 4123559Abstract: Process for the preparation of spice extracts by extraction of the natural spice with a supercritical gas such as carbon dioxide in which the aroma contents are first extracted with a dry gas; the flavor contents are then extracted with a moist gas and the extracted materials recovered and mixed.Type: GrantFiled: December 27, 1976Date of Patent: October 31, 1978Assignee: Studiengesellschaft Kohle mbHInventors: Otto Vitzthum, Peter Hubert
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Patent number: 4104409Abstract: Process for extraction of hops utilizing supercritical gases such as carbon dioxide.Type: GrantFiled: January 6, 1976Date of Patent: August 1, 1978Assignee: Studiengesellschaft Kohle mbHInventors: Otto Vitzthum, Peter Hubert, Wolfgang Sirtl
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Patent number: 4021585Abstract: In chilling freshly slaughtered hog carcasses the bleaching effect of a bactericidal spray is eliminated by the use of chlorine dioxide in a concentration sufficient to inhibit the protein synthesis mechanism of bacteria. The concentration required for this purpose, which may be in the range of 5 to 25 parts per million (ppm), is so small that it produces very little if any oxidation; hence the characteristic bleaching effect of chlorine dioxide is avoided. The skin color of carcasses so sprayed is unaffected by the process.Type: GrantFiled: January 16, 1976Date of Patent: May 3, 1977Assignee: Krey Packing CompanyInventors: Donald J. Svoboda, Loretta E. Schwerdt
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Patent number: 4002772Abstract: Cellular food materials have been found to possess a relatively soft texture when they are frozen while under a gas pressure of greater than about 50 psig. This pressure freezing treatment also renders the foodstuff more permeable and porous, resulting in a product that will cook faster, can be dehydrated and rehydrated more quickly, and is more responsive to infusion or extraction processes.Type: GrantFiled: June 22, 1970Date of Patent: January 11, 1977Assignee: General Foods CorporationInventor: Gerhard J. Haas