B01D2257/93

TAILING POND REMEDIATION
20220111319 · 2022-04-14 ·

Various embodiments of the present disclosure can include a system for filtering of contaminated fluid. The system can include a fiber manufacturing plant. The system can include a filter system which utilizes a fiber filter produced in the fiber manufacturing plant to clean and recycle a contaminated fluid.

Apparatus and method for purification of air

An apparatus and method for purification of air, is disclosed. The apparatus includes: (a) a mist generator, is configured to generate water micro droplets, (b) a charging chamber, is configured to transfer electric charges to the micro droplets, (c) an interacting space is configured to act as a physical barrier and provide sufficient space for adsorption of air pollutants, (d) a collecting chamber is configured to collect the contaminated micro droplets and convert them to a liquid form, (e) and a water recycling section, is configured to remove the contaminations and provide a usable clean water for the mist generator. The collecting chamber of the apparatus is incorporated with a plastic grid enhanced with surface modified nanofibers to promote the micro droplet collecting efficiency. Further, a method of fabricating a plastic grid enhanced with surface modified nanofibers for an air purifier apparatus is also disclosed.

METHOD AND SYSTEM FOR RECOVERING AND PURIFYING A GASEOUS STERILIZING AGENT
20220080351 · 2022-03-17 ·

A system and method for recovering a sterilization agent from waste gaseous mixture, comprising a gas separator to wash waste gas comprising a gaseous mixture of a sterilization agent, insert dilution gases, and water vapor, from plurality sterilization chambers, with water, thereby producing a water-gaseous sterilization agent mixture collected at bottom section of the gas separator, and inert dilution gases exhausted at top section of the gas separator; a pressure reducing valve; a first tank or gas evaporator to produce gaseous sterilization agent and water vapor; a first condenser to produce condensed water vapor and separate the gaseous sterilization agent from the condensed water vapor; a water tank to receive the condensed water vapor; a separation pump for raising pressure of the gaseous sterilization agent; a second condenser to cool the gaseous sterilization agent causing the sterilization agent to condense into liquid; and a second tank for storing the liquid sterilization agent.

METHOD AND SYSTEM FOR RECOVERING AND PURIFYING A GASEOUS STERILIZING AGENT
20220080352 · 2022-03-17 ·

A method and system for recovering a sterilization agent and nitrogen from a waste gaseous mixture, comprising: pressure reducing valve for reducing pressure of waste gas from sterilization chambers to a first predefined pressure; a first condenser to receive the gaseous mixture and cool it to a temperature below boiling point and above freezing point of the water vapor at the first predefined pressure, to produce condensed water vapor; a first tank for storing the condensed water vapor; a separation pump for raising pressure of the gaseous mixture to a second predefined pressure; a second condenser to cool the gaseous mixture to a temperature below boiling point and above freezing point of the sterilization agent at the second predefined pressure, to condense the sterilization agent into liquid, and to discharge the nitrogen gas remaining in the gaseous mixture; a second tank for storing the sterilization agent; a compressor to compress the discharged nitrogen gas and increase pressure of the discharged nitrogen gas to a preset pressure value; and a third tank or storing the nitrogen gas for reuse.

AN AIR TREATMENT METHOD AND A SYSTEM ARRANGED FOR TREATING AIR IN A CLEAN ROOM

The present invention relates to an air treatment method and a system (1a-1f) arranged for treating an air flow (3) to be entered into a semiconductor clean room. Said air flow (3) comprises at least one vapour phase compound, and wherein the air flow (3) is subjected to at least one first treatment process arranged for reducing the concentration of the at least one vapour phase compound in the treated air flow below a predefined threshold, and wherein said first treatment process comprises subjecting the air flow to at least one photooxidation step.

DISINFECTANT, GAS ACCUMULATION AND COMBUSTION CONTROL DEVICE
20220072469 · 2022-03-10 ·

A gas accumulation and combustion control device combining a sorption system, a ventilation system, a control system, and sensor system, with the sensor system configured to detect gas contaminants, transmit a gas detection signal to the control system, the control system configured to adjust the ventilation system based on the gas detection signal, the ventilation system configured to draw the contaminated air in from the atmosphere and lead it toward the sorption system, which in turn is configured to adsorb or absorb the gas contaminants.

Reactor for purifying a gas flow and unit comprising such a reactor

The invention relates to a reactor for purifying a gas flow by contact with a liquid. The reactor comprises a chamber which delimits a channel having an inlet opening and an outlet opening for the gas flow. The chamber has walls made of a flexible material which is secured to an inflatable structure which is provided with means for retaining pressurised air therein in order to form a self-supporting flexible structure with trapped air.

Textile protective material of a new type and method for producing same

The invention relates to a textile protective material, in particular providing protection against radioactive harmful and/or toxic substances and/or against biological harmful and/or toxic substances and/or against chemical harmful and/or toxic substances, preferably a textile adsorption filter material, and to a method for the production thereof. The textile protective material is suitable in particular for producing protective equipment and protective objects and filters and filter materials of all types.

METHOD AND SYSTEM FOR REDUCTION OF UNWANTED GASES IN INDOOR AIR
20210283545 · 2021-09-16 · ·

An air treatment system for at least partially removing at least one gaseous contaminant contained in indoor air of a room structured for human occupants. The system may comprise an air treatment assembly having an indoor air inlet configured to receive indoor airflow directly from a room, a regenerable adsorbent material configured to adsorb at least one gaseous contaminant contained in the indoor airflow, at least one airflow element for directing the indoor airflow to flow through the air treatment assembly, an indoor air outlet for expelling the indoor air, from the air treatment assembly back into the room, a purge air inlet configured to receive and direct purge air over and/or through the adsorbent material for removal of at least a portion of the at least one gaseous contaminant, and a purge air outlet for expelling the purge air out of the air treatment assembly.

REACTOR FOR PURIFYING A GAS FLOW AND UNIT COMPRISING SUCH A REACTOR
20210245091 · 2021-08-12 ·

The invention relates to a reactor for purifying a gas flow by contact with a liquid. The reactor comprises a chamber which delimits a channel having an inlet opening and an outlet opening for the gas flow. The chamber has walls made of a flexible material which is secured to an inflatable structure which is provided with means for retaining pressurised air therein in order to form a self-supporting flexible structure with trapped air.