Patent application number | Description | Published |
20080245101 | Integrated Method and Installation for Cryogenic Adsorption and Separation for Producing Co2 - An integrated process and installation implementing a unit of adsorption ( | 10-09-2008 |
20100230872 | METHOD OF INTEGRATING A BLAST FURNACE WITH AN AIR GAS SEPARATION UNIT - The invention relates to a method of integrating a plurality of blast furnaces with a plurality of air gas separation units, in which the replacement blower available on the blast furnace site is used to feed compressed air into an air gas separation unit making it possible to enrich the blast-furnace blast with oxygen, this unit being stopped when one of the blowers of the blast furnaces has to be replaced with the blower used by the air gas separation unit. | 09-16-2010 |
20100314888 | Integration Of An Air Separation Apparatus And of A Steam Reheating Cycle - A process for the integration of an air separation apparatus and of a steam reheat cycle is presented. | 12-16-2010 |
20110214452 | Integrated Air-Separating And Water-Heating Apparatus Intended For A Boiler - An integrated air-separating and water-heating apparatus intended for a boiler is presented. | 09-08-2011 |
20120118013 | APPARATUS AND METHOD FOR SEPARATING AIR BY CRYOGENIC DISTILLATION - The invention relates to equipment for separating air that includes a first average pressure distillation column, a second low-pressure distillation column, a third low-pressure distillation column, a first condenser-vaporizer, a second condenser-vaporizer arranged in the tank of the second column, a pipe for supplying air to the first column, a pipe for supplying a nitrogen-enriched liquid from the head of the first column to the head of the third column, at least one pipe for supplying the liquid from the tank of the third column to the first condenser-vaporizer, a pipe for supplying a liquid of the tank from the first column to the third column, a pipe for supplying the liquid from the first condenser-vaporizer to the second column, a pipe for supplying gas from the head of the second column to the tank of the third column, wherein the first, second, and third columns are arranged side by side. | 05-17-2012 |
20120167622 | METHOD AND FACILITY FOR PRODUCING OXYGEN THROUGH AIR DISTILLATION - In a method for producing oxygen through the distillation of air supplied by air at atmospheric pressure so as to produce a first and second compressed air flow, and through a first purification unit ( | 07-05-2012 |
20120280436 | Method of integrating a blast furnace with an air gas separation unit - The invention relates to a method of integrating a plurality of blast furnaces with a plurality of air gas separation units, in which the replacement blower available on the blast furnace site is used to feed compressed air into an air gas separation unit making it possible to enrich the blast-furnace blast with oxygen, this unit being stopped when one of the blowers of the blast furnaces has to be replaced with the blower used by the air gas separation unit. | 11-08-2012 |
20120324944 | METHOD AND INTEGRATED DEVICE FOR SEPARATING AIR AND HEATING AN AIR GAS ORIGINATING FROM AN AIR SEPARATION DEVICE - The invention relates to an integrated device for separating air and heating a gas in the air resulting from said air separation, comprising: an air separation device ( | 12-27-2012 |
20130259782 | METHOD AND DEVICE FOR PRODUCING A FLUID ENRICHED WITH CARBON DIOXIDE FROM A WASTE GAS OF A FERROUS-METALLURGY UNIT - The present invention relates to a process and apparatus for producing a fluid enriched in carbon dioxide starting from a waste gas from a ferrous metallurgy unit. | 10-03-2013 |
20130270752 | PROCESS FOR OPERATING A BLAST FURNACE INSTALLATION WITH TOP GAS RECYCLING - Blast furnace installation having top gas recycling and process for operating same, in which the oxygen concentration of the oxidizing gas injected into the blast furnace is regulated as a function of the flow rate of the recycled top gas | 10-17-2013 |
20130340476 | APPARATUS AND METHOD FOR SEPARATING AIR BY CRYOGENIC DISTILLATION - Device for separating air comprises a pipe for withdrawing liquid oxygen from the low-pressure column and for sending it to a first pump, a pipe for sending liquid oxygen that has been pressurized to a pressure of below 9 bar as from the first pump to a vaporizer, a pipe for sending gaseous oxygen from the vaporizer to a main exchanger Where it is heated up, a pipe for sending liquid oxygen for purging from the vaporizer to a second pump to pressurize it and a pipe for sending the pressurized oxygen from the second pump to an exchanger where it vaporizes to form gaseous oxygen. | 12-26-2013 |
20140208798 | Apparatus and Integrated Process for Separating a Mixture of Carbon Dioxide and at Least One Other Gas and for Separating Air by Cryogenic Distillation - An integrated apparatus for separating a mixture of carbon dioxide and at least one other gas and for separating air by air distillation is provided. The apparatus includes a CO | 07-31-2014 |
20140230606 | IRONMAKING PROCESS AND INSTALLATION - Ironmaking method and installation with recirculation of exhaust gas as a reduction gas and whereby part of the exhaust gas is purged upstream and/or downstream of a CO/CO | 08-21-2014 |
20140360201 | METHOD AND APPARATUS FOR SUPPLYING A COMBUSTION CHAMBER WITH NITROGEN - In a method for supplying nitrogen to a combustion chamber, gaseous nitrogen ( | 12-11-2014 |
20150121955 | METHOD AND APPARATUS FOR AIR SEPARATION BY CRYOGENIC DISTILLATION - The invention relates to a method for air separation by cryogenic distillation in a column system that includes at least a first column operating at a first pressure, and a second column operating at a second pressure that is lower than the first pressure, the head of the first column being thermally connected to the tank of the second column via a vaporizer-condenser, a first portion of a nitrogen-enriched gas is drawn from the head of the first column, compressed in a compressor having an inlet temperature no higher than −150° C. and condensed in the vaporizer-condenser, an oxygen-rich fluid is drawn from the lower portion of the second column and heated in the exchange line, a nitrogen-rich gas is drawn from the upper portion of the second column and heated in the exchange line, and a second portion of the nitrogen-enriched gas is expanded in a turbine without being compressed. | 05-07-2015 |
20150174523 | PROCESS AND APPARATUS FOR THE SEPARATION OF A STREAM CONTAINING CARBON DIOXIDE, WATER AND AT LEAST ONE LIGHT IMPURITY INCLUDING A SEPARATION STEP AT SUBAMBIENT TEMPERATURE - In a process for the separation of a stream containing carbon dioxide, water and at least one light impurity including a separation step at subambient temperature, the feed stream is compressed in a compressor comprising at least two stages to form a compressed feed stream, the compressed feed stream is purified in an adsorption unit to remove water and form a dried compressed stream, the dried compressed stream or a stream derived therefrom is cooled to a subambient temperature and separated by partial condensation and/or distillation in a separation apparatus, liquid enriched in carbon dioxide is removed from the separation apparatus, the adsorption unit is regenerated using a regeneration gas and the regeneration gas is formed by separating, by permeation in a permeation unit, the dried compressed stream or a gas derived therefrom, the permeate of the permeation unit constituting the regeneration gas. | 06-25-2015 |
20150176892 | PROCESS FOR STORING LIQUID RICH IN CARBON DIOXIDE IN SOLID FORM - In a process for storing liquid rich in carbon dioxide in solid form and subsequently releasing liquid containing mainly carbon dioxide, a solid containing mainly carbon dioxide is formed from at least part of the liquid with or without using indirect heat exchange means, storing the solid containing mainly carbon dioxide, the process steps including subsequently causing at least part of the solid containing mainly carbon dioxide to melt forming a liquid containing mainly carbon dioxide, by direct contact with an auxiliary gas rich in carbon dioxide, wherein the auxiliary gas is at least partially liquefied to form liquid containing mainly carbon dioxide by heat exchange with the melting solid and removing at least part of the liquid containing mainly carbon dioxide. | 06-25-2015 |
20150191351 | METHOD AND INSTALLATION FOR THE COMBINED PRODUCTION OF AMMONIA SYNTHESIS GAS AND CARBON DIOXIDE - In a method for the combined production of ammonia synthesis gas and carbon dioxide from a mixture of hydrocarbons, the cooled mixture from a reverse conversion is separated in an adsorption unit by pressure modulation (or PSA) producing a hydrogen-enriched flow having a purity at least equal to 98% and a residual gas, the residual gas is processed to produce carbon dioxide and a gas containing nitrogen and methane and at least a portion of the hydrogen-enriched flow and at least a portion of the gas containing nitrogen and methane are mixed to form an ammonia synthesis gas. | 07-09-2015 |
20150253075 | PROCESS FOR THE SEPARATION OF AIR BY CRYOGENIC DISTILLATION - A process for the separation of air by cryogenic distillation operates either with a product ratio greater than 2.5, in which case nitrogen enriched liquid is sent from a storage tank to the column system and nitrogen enriched gas from the column system is compressed in a first compressor having an inlet temperature of less than −50° C. and then warmed in the heat exchanger, or with a product ratio less than 2.5, in which case a second nitrogen rich gas removed from the column system is expanded in a turbine having an inlet temperature lower than the ambient temperature or liquefied in a liquefier and nitrogen enriched liquid is sent to the storage tank from the outlet of the turbine and/or from the column system and/or from the liquefier. | 09-10-2015 |