Patents Assigned to The Agricultural Gas Company
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Patent number: 12144353Abstract: A system for applying CO2 gas to improve Cannabis production. A multi-stage system is disclosed including upstream, midstream, and downstream stages or subsystems. The upstream subsystem receives and stores gas, particularly CO2 gas. The midstream subsystem is communicatively connected to the upstream subsystem and to the downstream subsystem. It monitors the environment of the downstream subsystem, determines when and how to apply gas to plants growing in the downstream system, acquires gas stored in the upstream subsystem, and distributes it to the downstream system. It also has various monitoring, command and control, management, and reporting features. The downstream subsystem includes one or more plant growth areas or plots, gas distribution means, such as gas conduits, tubes or lines from the midstream subsystem, and the high efficiency, adjustable gas applicator, and various sensing and monitoring devices communicatively connected to the midstream subsystem.Type: GrantFiled: June 7, 2022Date of Patent: November 19, 2024Assignee: The Agricultural Gas Company, Inc.Inventor: Stewart E Erickson
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Patent number: 11458499Abstract: A system and adjustable apparatus for applying CO2 gas to improve Cannabis production. The system includes upstream and downstream stages or subsystems. The upstream subsystem receives and stores gas, particularly CO2 gas. It monitors the environment of the downstream subsystem, determines when and how to apply gas to plants growing in the downstream system, acquires gas stored in the upstream subsystem, and distributes it to the downstream system. It also has various monitoring, command and control, management, and reporting features. The downstream subsystem includes one or more plant growth areas or plots, gas distribution means, such as gas conduits, tubes or lines from the midstream subsystem, and the high efficiency, adjustable gas applicator, and various sensing and monitoring devices communicatively connected to the upstream subsystem. Also disclosed are systems, apparatus and methods for pest control, humidity control, and odor control.Type: GrantFiled: June 19, 2019Date of Patent: October 4, 2022Assignee: The Agricultural Gas Company, Inc.Inventors: Stewart E. Erickson, Christian Ahrens
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Patent number: 11350575Abstract: A system and adjustable apparatus for applying CO2 gas to improve Cannabis production. The system includes upstream and downstream stages or subsystems. The upstream subsystem receives and stores gas, particularly CO2 gas. It monitors the environment of the downstream subsystem, determines when and how to apply gas to plants growing in the downstream system, acquires gas stored in the upstream subsystem, and distributes it to the downstream system. It also has various monitoring, command and control, management, and reporting features. The downstream subsystem includes one or more plant growth areas or plots, gas distribution means, such as gas conduits, tubes or lines from the midstream subsystem, and the high efficiency, adjustable gas applicator, and various sensing and monitoring devices communicatively connected to the upstream subsystem. Also disclosed are odor mitigation and humidity control features.Type: GrantFiled: February 14, 2020Date of Patent: June 7, 2022Assignee: The Agricultural Gas CompanyInventor: Stewart E. Erickson
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Patent number: 10999975Abstract: A system, device and method for delivering CO2 or other gases to plants in fields, orchards, vineyards and the like. A stake with a windbreak structure and gaseous emitters on the upwind side creates a leeward wind eddy surrounding a plant, such as an orchards sapling. This establishes and maintains a gaseous microclimate beneficial to the plant. The device delivers CO2 gas to a plant in an agricultural field, orchard, grove, orchard of the like. The device includes an elongated base adapted to be adjustably placed on the ground a predetermined distance from the plant, upwind of the plant. A wind foil is adjustably connected to the base along its elongated length. The wind foil has a curvilinear geometry with a first face having a generally convex configuration, and a second face having a generally concave configuration. An emitter assembly is disposed on the second face of the wind foil. A gas supply conduit is communicatively connected to the emitter and adapted to be connected to a gas supply.Type: GrantFiled: November 20, 2018Date of Patent: May 11, 2021Assignee: The Agricultural Gas CompanyInventor: Stewart E. Erickson
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Patent number: 10905051Abstract: An integrated, self supporting elevated gas delivery and light emitting system for crops. The system has a gas and light line that is made of an elongated, tubular body having a central, longitudinal lumen and a plurality of apertures extending from the lumen through the body. The lumen conveys a gas and the apertures emit gas from the lumen to the plant foliage. A plurality of light emitting diodes are fixedly coupled to an exterior surface of the tubular body. A conductor is fixedly coupled to the tubular body and conductively connected to the plurality of light emitting diodes.Type: GrantFiled: July 27, 2018Date of Patent: February 2, 2021Assignee: The Agricultural Gas CompanyInventor: Stewart E. Erickson
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Patent number: 10599169Abstract: A system and method of optimizing Carbon Dioxide (CO2) delivery to crops during high-temperature periods. The method of facilitating plant growth includes the steps of (a) determining the wilting temperature of a set of plants; (b) measuring the ambient temperature of the plants; (c) supplying CO2 gas to the plants when the ambient temperature reaches a predetermined temperature point prior to the wilting temperature of the set of plants; and (d) continuing to supply CO2 gas to the plants until the ambient temperature of the set of plants falls below the predetermined temperature point, and then discontinuing supplying CO2 gas to the plants. Temperature of the plants is measured by a temperature sensor continuously monitoring the ambient temperature of the plants. A CO2 gas applicator disposed near the plants supplies CO2. The CO2 gas applicator is connected to a controller that is connected to a CO2 gas source.Type: GrantFiled: May 4, 2017Date of Patent: March 24, 2020Assignee: The Agricultural Gas CompanyInventor: Stewart E. Erickson
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Patent number: 10582670Abstract: A multi-media irrigation device is disclosed. The multi-media device is a multi-channel emitter device for plant growth. It includes a substrate; a water channel disposed on the substrate, the water channel having a plurality of perforations; a gas channel disposed on the substrate, the gas channel having a plurality of perforations; and at least one further fluid channel disposed on the substrate and having a plurality of perforations. Also disclosed is an integrated, self supporting elevated gas delivery tube and LED light for crop foliage. Lastly, a system for delivery of CO2 gas to light-deprivation operation of cannabis ‘production is disclosed.Type: GrantFiled: May 4, 2017Date of Patent: March 10, 2020Assignee: The Agricultural Gas CompanyInventor: Stewart E. Erickson
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Patent number: 6237284Abstract: The invention provides a method of recycling carbon dioxide for enhancing plant growth. The method advantageously uses a dual use irrigation system which is capable of separately distributing water and carbon dioxide gas to a tract of plants.Type: GrantFiled: June 26, 1997Date of Patent: May 29, 2001Assignee: The Agricultural Gas CompanyInventor: Stewart E. Erickson
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Patent number: 6108967Abstract: The present invention involves utilization of carbon dioxide, CO.sub.2, gas produced from various natural and manmade sources. Where such gas is vented as a waste by-product into the atmosphere, it is a leading gaseous emission contributing to the Earth's atmospheric greenhouse effect and ultimately to devastating global warming. The present invention can include a method of transmission, distribution and utilization of CO.sub.2 gas. This aspect of the invention includes the transmission of CO.sub.2 gas through idled natural gas pipelines during summer months and delivery of the CO.sub.2 gas to field crops to increase crops' yields. This method will increase the seasonal utilization "load factor" of natural gas pipelines during "off peak" non-heating months, when natural gas is in low demand. Further, the invention can provide a distribution mechanism consisting of a series of trunk lines with gate valves linking to primary manifolds.Type: GrantFiled: December 23, 1998Date of Patent: August 29, 2000Assignee: The Agricultural Gas CompanyInventor: Stewart E. Erickson
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Patent number: 5682709Abstract: A method of recycling carbon dioxide for enhancing plant growth. The method comprising the steps of collecting carbon dioxide-containing gas, depositing the carbon dioxide-containing gas into an underground void which is substantially free of methane, storing the carbon dioxide-containing gas in the underground void until it cools to a less than ambient daytime temperature, and distributing the stored carbon dioxide-containing gas to plants within a contiguous tract of plants under field conditions.Type: GrantFiled: August 14, 1995Date of Patent: November 4, 1997Assignee: The Agricultural Gas CompanyInventor: Stewart E. Erickson