Y02P20/145

NON-ORGANIC CONTAMINATION REMOVAL AUTOMATION PROCESS
20230048485 · 2023-02-16 ·

A non-organic contamination removal automated process is provided. The process includes: shredding a feedstock having an organic material with a shredder; screening the feedstock with a screener downstream of the shredder; sorting the feedstock using a robot sorter downstream of the screener to remove objects from the feedstock meeting one or more criteria, the robot sorted utilizing one or more machine-learned models; and grinding the feedstock to a desired composting size.

SYSTEM AND METHOD FOR RECOVERING NUTRIENTS FROM A HIGH NITROGENOUS LIQUID WASTE

Methods of recovering nutrients from a high nitrogenous liquid waste are disclosed. The methods include collecting the high nitrogenous liquid waste, introducing the high nitrogenous liquid waste and an oxidant into a reactor to produce oxy-anions of nitrogen, maintaining a predetermined pH to control concentration of the oxy-anions of nitrogen, and concentrating the liquid to produce a concentrated product and a dilute water. Systems for recovering nutrients from a high nitrogenous waste are also disclosed. The systems include a solids-liquid separator, a reactor having an inlet fluidly connected to the solids-liquid separator and an inlet fluidly connected to a source of an oxidant, a pH control subsystem, and a dissolved solids concentrator.

Freeze concentration for urine-based fertilizer production

A system for generating a concentrated product from a feedstock includes a feedstock chamber to which the feedstock is provided, a heat exchanger assembly in thermal communication with the feedstock chamber, the heat exchanger assembly being configured to freeze the feedstock in the feedstock chamber, an output flow arrangement configured to carry liquid from the feedstock chamber as the feedstock thaws, the output flow arrangement comprising a flow controller, a sensor disposed along the output flow arrangement or the heat exchanger assembly, the sensor being configured to measure a characteristic of the liquid, the characteristic being indicative of a solute concentration level of the liquid or the heat exchanger assembly, and a processor responsive to the characteristic and configured to control the flow controller to, based on the solute concentration level, direct the liquid passing through the output flow arrangement to define a plurality of products at different concentration levels, the plurality of products comprising the concentrated product.

Method for producing a saleable product from synthesis gas derived from and/or comprising waste material and/or biomass

A process for the manufacture of a useful product from carbonaceous feedstock of fluctuating compositional characteristics, comprising the steps of: continuously providing the carbonaceous feedstock of fluctuating compositional characteristics to a gasification zone; gasifying the carbonaceous feedstock in the gasification zone to obtain raw synthesis gas; recovering at least part of the raw synthesis gas from the gasification zone and supplying at least part of the recovered raw synthesis gas to a partial oxidation zone; equilibrating the H.sub.2:CO ratio of the raw synthesis gas in the partial oxidation zone to obtain equilibrated synthesis gas; recovering at least part of the equilibrated synthesis gas from the partial oxidation zone and treating the gas to remove impurities and generate a fine synthesis gas; and converting the optionally adjusted fine synthesis gas into the useful product in a further chemical reaction requiring a usage ratio.

ORGANIC WASTE SEPARATOR FOR UNDER A SINK
20230038346 · 2023-02-09 · ·

A waste separator for attachment to a sink drain pipe is provided, the waste separator comprising: a transverse pipe, the transverse pipe including a proximal end, a distal end, a sidewall therebetween, a solid waste outlet at the distal end and a flange on the sidewall, the transverse pipe defining a transverse bore; a motor-driven, non-cutting auger which is housed in the transverse bore; a cylindrical filter around the motor-driven, non-cutting auger; a water collector below the cylindrical filter and terminating in a wastewater outlet; a sink wastewater inlet in a vicinity of the proximal end, the sink wastewater inlet normal to the transverse bore and in fluid communication with the transverse bore; a normally-closed flap valve, the normally-closed flap valve hingedly attached to transverse pipe proximate the distal end; a hinge actuator for the normally-closed flap valve; and a microprocessor, the microprocessor in electronic communication with the hinge actuator.

Compositions for increasing nitrogen sources life span in plant growth mediums and methods of making
11554997 · 2023-01-17 ·

Disclosed are compositions and methods of making a liquid fertilizer additive solution of polymeric and/or oligomeric heterocyclic nitrogen containing nitrification inhibitors comprising a non-aqueous polar, aprotic organo liquid (NAPAOL) as the reaction medium for the reaction of aldehyde(s) with heterocyclic nitrogen containing nitrification inhibitors that have one or more aldehyde reactive groups selected from the group consisting of a) primary, b) secondary amines, c) amides, d) thiols, e) hydroxyls and f) phenols. Fertilizer compositions are disclosed comprising of a) one or more polymeric and/or oligomeric heterocyclic nitrogen containing nitrification inhibitors adducts from the reaction of aldehyde(s) with heterocyclic nitrogen containing nitrification inhibitors that have one or more aldehyde reactive groups selected from the group consisting of a) primary, b) secondary amines, c) amides, d) thiols, e) hydroxyls and f) phenols b) a non-aqueous organo solvent delivery system (NOSDS), and c) one or more nitrogen sources.

System and method for liquid fuel production from carbonaceous materials using recycled conditioned syngas

A method of producing liquid fuel and/or chemicals from a carbonaceous material entails combusting a conditioned syngas in pulse combustion heat exchangers of a steam reformer to help convert carbonaceous material into first reactor product gas which includes carbon monoxide, hydrogen, carbon dioxide and other gases. A portion of the first reactor product gas is transferred to a hydrogen reformer into which additional conditioned syngas is added and a reaction carried out to produce an improved syngas. The improved syngas is then subject to one or more gas clean-up steps to form a new conditioned syngas. A portion of the new conditioned syngas is recycled to be used as the conditioned syngas in the pulse combustion heat exchangers and in the hydrocarbon reformer. A system for carrying out the method include, a steam reformer, a hydrocarbon reformer, first and second gas-cleanup systems, a synthesis system and an upgrading system.

Device for collection and removal of slurry

The invention relates to a device (1) for use in collection and removal of slurry or similar from a sty, a sty comprising such a device and to a method of installing a device at a sty, such as a pig sty, wherein the device comprises an one-piece body (2) having one or more funnels (3) wherein each funnel comprises at least one upper opening (3a) having an upper horizontal area enclosed by an upper edge (3a′) and a lower opening (3b) having a lower horizontal area enclosed by a lower edge (3b′), wherein the upper horizontal area is larger than the lower horizontal area, and the inside (3′) of the funnel is thus extending from the upper opening to the lower opening of the funnel, an encapsulation (4) enclosing the funnel from the lower edge of the funnel to the upper edge of the funnel, such that a ventilation space (5) is defined within the one-piece body between the encapsulation and the funnel.

Process of Making Biochar From Beneficiated Organic-Carbon-Containing Feedstock

A process for making a biochar composition by passing renewable organic-carbon-containing feedstock through a beneficiation sub-system to reduce water content followed by introducing beneficiated feedstock into an oxygen-deficient thermal sub-system to result in renewable processed biochar having an energy density of at least 17 MMBTU/ton (20 GJ/MT) a water content of less than 10 wt %, and water-soluble salt that is decreased by at least 60 wt % on a dry basis from that of the unprocessed organic-carbon-containing feedstock.

OPERATING METHOD FOR A BATCH PROCESS

An operating method for a batch process, the batch process comprising a plurality of operating phases and within each phase there is provided at least one operating mode, one of the modes of each phase being a standby mode or its equivalent, wherein a transition from a first phase to a second phase requires that the first phase be initialised to its standby mode or equivalent and upon completion of the phase change the second phase enters its standby mode or equivalent.