# US 12,214,390 B2 · Portable gas monitor > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,214,390 B2 - Document ID: US12214390B2 - Status: Granted - Kind: B2 - Application number: 18/510,289 - Filed: 2023-11-15 - Published: 2024-03-14 - Granted: 2025-02-04 - Earliest claimed: 2006-12-05 - Assignees: Elkins Earthworks, LLC - Applicants: Elkins Earthworks, LLC - Inventors: Charles Elkins - Web page: https://patentgrep.com/patent/US12214390B2 ## CPC - B09B 1/00: Dumping solid waste - E21B 47/00: Survey of boreholes or wells (monitoring pressure or flow of drilling fluid E21B21/08) - E21B 47/06: Measuring temperature or pressure - E21B 47/07: Temperature - E21B 49/08: Obtaining fluid samples or testing fluids, in boreholes or wells - G01V 9/007: {by detecting gases or particles representative of underground layers at or near the surface (analysing earth materials G01N33/24; analysing gases per se G01N)} - G01V 11/002: {Details, e.g. power supply systems for logging instruments, transmitting or recording data, specially adapted for well logging, also if the prospecting method is irrelevant (means for transmitting well survey signals E21B47/12; signal transmission systems in general G08C; transmission in general H04B)} - E21B 49/0875: {determining specific fluid parameters} - E21F 7/00: Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose - B09B: DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR - E21B: EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS - G01V: GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS (means for indicating the location of accidentally buried, e.g. snow-buried, persons A63B29/02) - E21F: SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS ## Abstract A portable monitor used to measure landfill gas and landfill well parameters. The portable monitor includes a control unit and a measuring unit that can communicate wirelessly with one another. The control unit and/or measuring unit can include a heating arrangement to increase the temperature of one or more components in the control unit and/or measuring unit in cold environments. ## Claims ### Claim 1 A handheld portable monitor that is configured to obtain and/or measure one or more properties of a test site and/or fluid at the test site; said handheld portable monitor i) configured to enable a user to carry said handheld portable monitor to the test site to be tested, ii) configured to enable the user to analyze the fluid at the test site, and iii) thereafter configured to enable the user to remove said handheld portable monitor from the test site; said handheld portable unit includes separate handheld portable control unit and a separate portable measuring unit; said handheld portable control unit and said portable measuring unit configured to communicate with one another; said portable measuring unit includes one or more fluid connectors configured to removably connect said portable measuring unit to the test site and to enable said measuring unit to fluidly connect to the test site; said portable measuring unit includes a sensor arrangement to at least partially obtain and/or to at least partially measure properties of the test site and/or the fluid obtained from the test site; said sensor arrangement includes at least one pressure sensor and at least one chemical analyzer; said one or more properties of the test site and/or fluid from the test site include a) test site pressure, b) test site temperature, and c) partial or full composition of the fluid. ### Claim 2 (depends on 1) The handheld portable monitor as defined in claim 1, wherein said handheld portable control unit is configured to monitor and control one or more functions of said handheld portable measuring unit; said handheld portable control unit is a tablet PC, a palm PC, a PDA, or a smartphone device; said handheld portable control unit is configured so as to not be required to be physically positioned at the test site that is being tested while said handheld portable measuring unit is removably positioned at the test site during testing of the test site; said handheld portable control unit is absent said one or more fluid connectors. ### Claim 3 (depends on 1) The handheld portable monitor as defined in claim 1, wherein said sensor arrangement is configured to generate three or more types of information selected from the group consisting A) one or more pressures at the test site, B) one or more temperatures at the test site, C) concentration of hydrogen sulfide in the fluid, D) concentration of oxygen in the fluid, E) concentration of methane in the fluid, F) concentration of carbon dioxide in the fluid, G) concentration and carbon monoxide in the fluid, and H) concentration of hydrogen in the fluid. ### Claim 4 (depends on 2) The handheld portable monitor as defined in claim 2, wherein said sensor arrangement is configured to generate three or more types of information selected from the group consisting A) one or more pressures at the test site, B) one or more temperatures at the test site, C) concentration of hydrogen sulfide in the fluid, D) concentration of oxygen in the fluid, E) concentration of methane in the fluid, F) concentration of carbon dioxide in the fluid, G) concentration and carbon monoxide in the fluid, and H) concentration of hydrogen in the fluid. ### Claim 5 (depends on 1) The handheld portable monitor as defined in claim 1, further including wireless technology to enable said handheld portable monitor to communicate with one or more remote systems selected from the group consisting of the internet, mobile phone system, network computer, tablet computer, laptop computer, desktop computer, and PDA. ### Claim 6 (depends on 4) The handheld portable monitor as defined in claim 4, further including wireless technology to enable said handheld portable monitor to communicate with one or more remote systems selected from the group consisting of the internet, mobile phone system, network computer, tablet computer, laptop computer, desktop computer, and PDA. ### Claim 7 (depends on 1) The handheld portable monitor as defined in claim 1, including G.P.S. software and hardware for obtaining G.P.S. coordinates for the test site. ### Claim 8 (depends on 6) The handheld portable monitor as defined in claim 6, including G.P.S. software and hardware for obtaining G.P.S. coordinates for the test site. ### Claim 9 (depends on 1) The handheld portable monitor as defined in claim 1, wherein said handheld portable monitor includes a RFID detection system and/or a barcode scanning system that is used to identify the tested test site. ### Claim 10 (depends on 8) The handheld portable monitor as defined in claim 8, wherein said handheld portable monitor includes a RFID detection system and/or a barcode scanning system that is used to identify the tested test site. ### Claim 11 (depends on 1) The handheld portable monitor as defined in claim 1, wherein said handheld portable monitor includes a display screen and a plurality of buttons positioned under said display screen. ### Claim 12 (depends on 10) The handheld portable monitor as defined in claim 10, wherein said handheld portable monitor includes a display screen and a plurality of buttons positioned under said display screen. ### Claim 13 A method for obtaining one or more properties of a test site and/or fluid at the test site, said method comprising: providing a handheld portable monitor; said handheld portable monitor i) configured to enable a user to carry said handheld portable monitor to the test site to be tested, ii) configured to enable the user to analyze the fluid at the test site, and iii) thereafter configured to enable the user to remove said handheld portable monitor from the test site; said handheld portable unit includes separate handheld portable control unit and a separate portable measuring unit; said handheld portable control unit and said portable measuring unit configured to communicate with one another; said portable measuring unit includes one or more fluid connectors configured to removably connect said portable measuring unit to the test site and to enable said measuring unit to fluidly connect to the test site; said portable measuring unit includes a sensor arrangement to at least partially obtain and/or to at least partially measure properties of the test site and/or the fluid obtained from the test site; said sensor arrangement includes at least one pressure sensor and at least one chemical analyzer; said one or more properties of the test site and/or fluid from the test site include a) test site pressure, b) test site temperature, and c) partial or full composition of the fluid; positioning said portable measuring unit at said test site; using said portable measuring unit to obtain information and/or fluid from said test site; transmitting information about said test site and/or fluid from said test site from said portable measuring unit to said handheld portable control unit; and removing said portable measuring unit from said test site after testing of said test site is completed. ### Claim 14 (depends on 13) The method as defined in claim 13, wherein said handheld portable control unit is configured to monitor and control one or more functions of said handheld portable measuring unit; said handheld portable control unit is a tablet PC, a palm PC, a PDA, or a smartphone device; said handheld portable control unit is configured so as to not be required to be physically positioned at the test site that is being tested while said handheld portable measuring unit is removably positioned at the test site during testing of the test site; said handheld portable control unit is absent said one or more fluid connectors. ### Claim 15 (depends on 13) The method as defined in claim 13, wherein said sensor arrangement is configured to generate three or more types of information selected from the group consisting A) one or more pressures at the test site, B) one or more temperatures at the test site, C) concentration of hydrogen sulfide in the fluid, D) concentration of oxygen in the fluid, E) concentration of methane in the fluid, F) concentration of carbon dioxide in the fluid, G) concentration and carbon monoxide in the fluid, and H) concentration of hydrogen in the fluid. ### Claim 16 (depends on 14) The method as defined in claim 14, wherein said sensor arrangement is configured to generate three or more types of information selected from the group consisting A) one or more pressures at the test site, B) one or more temperatures at the test site, C) concentration of hydrogen sulfide in the fluid, D) concentration of oxygen in the fluid, E) concentration of methane in the fluid, F) concentration of carbon dioxide in the fluid, G) concentration and carbon monoxide in the fluid, and H) concentration of hydrogen in the fluid. ### Claim 17 (depends on 13) The method as defined in claim 13, further including wireless technology to enable said handheld portable monitor to communicate with one or more remote systems selected from the group consisting of the internet, mobile phone system, network computer, tablet computer, laptop computer, desktop computer, and PDA. ### Claim 18 (depends on 16) The method as defined in claim 16, further including wireless technology to enable said handheld portable monitor to communicate with one or more remote systems selected from the group consisting of the internet, mobile phone system, network computer, tablet computer, laptop computer, desktop computer, and PDA. ### Claim 19 (depends on 13) The method as defined in claim 13, including G.P.S. software and hardware for obtaining G.P.S. coordinates for the test site. ### Claim 20 (depends on 18) The method as defined in claim 18, including G.P.S. software and hardware for obtaining G.P.S. coordinates for the test site. ### Claim 21 (depends on 13) The method as defined in claim 13, wherein said handheld portable monitor includes a RFID detection system and/or a barcode scanning system that is used to identify the tested test site. ### Claim 22 (depends on 20) The method as defined in claim 20, wherein said handheld portable monitor includes a RFID detection system and/or a barcode scanning system that is used to identify the tested test site. ### Claim 23 (depends on 13) The method as defined in claim 13, wherein said handheld portable monitor includes a display screen and a plurality of buttons positioned under said display screen. ### Claim 24 (depends on 22) The method as defined in claim 22, wherein said handheld portable monitor includes a display screen and a plurality of buttons positioned under said display screen.