Products/Services for Methane Gas Vapor Barriers
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Gas and Vapor Barriers - (112 companies)Gas and vapor barriers, also known as membranes, consist of materials or structures used to prevent gas and other vapors from penetrating a surface. A prominent use of such barriers is to place them beneath a building to prevent gas and vapor...FormMaterialApplications
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Vapor Recovery Systems - (34 companies)Vapor recovery systems are designed to recover vapors from gasoline or other fuels so that these gases do not escape into the atmosphere. They are used in the chemical process and petroleum industries to recover escaped vapors for either reuse...
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Gas Sensors - (540 companies)...dioxide, nitrogen oxides, nitric oxide, organic solvents, oxygen, ozone, phosphine, silane, sulfur dioxide, and water vapor. Measurement Specifications. Important measurement specifications to consider when looking for gas sensors include the response... -
Gas Instruments - (916 companies)Gas instruments detect, monitor or analyze gases present in an environment. Detectors sense situations outside normal operating parameters and are set to alarm when these conditions are violated. Monitors are also set up to alarm, but their role... -
Intrinsic Safety Barriers - (85 companies)Intrinsic safety (IS) barriers are devices that limit the current, voltage, and total energy delivered to a sensor in a hazardous area or flammable environment in order to prevent an explosion. Intrinsic safety barriers are devices that limit... -
Chemical Process and Petrochemical Gases - (92 companies)...compounds from fuel. Petrochemical gases include methane, ethane, propane, and butane. Process gases include single component gases, such as hydrogen or nitrogen, or multiple component gases, such as hydrogen sulfide. Chemical process and petrochemical...
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Gas Generation Equipment - (332 companies)Gas generation equipment provides an onsite supply of gas, vapor, or humidity (water vapor). It eliminates the need for delivery in gas cylinders, which can be bulky and may have special storage requirements. Gas generation equipment may provide...
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Combined Heat and Power (CHP) Modules - (65 companies)...energy-efficiency levels approaching 80%. When run on biofuels such as methane, they emit low levels of greenhouse gases and can produce 5 kW to 7 MW of power. Combustion turbines generate electricity from the heat produced by steam, hot water...
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Gas Cylinders - (116 companies)...that are stored in gas cylinders include: Liquefied gases are gases which can become liquids at normal temperature when they are inside cylinders under pressure. They exist inside the cylinder in a liquid-vapor balance or equilibrium. Common examples...
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Gas Compressors and Gas Compressor Systems - (319 companies)...fluoride). Sour gas is laden with traces of H2S. Carbon dioxide (CO2) is a heavy gas consisting of a molecule of carbon and oxygen. Helium is an inert gas that is lighter than air. Hydrocarbon gas including acetylene, propane, ethane, methane, natural...
Product News
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MSA Safety
Senscient ELDS Open Path Gas Detector The Senscient ELDS TM laser-based open path gas detector by MSA Safety is capable of detecting a wide range of flammable (methane, ethylene, sour gas) or toxic gases (ammonia, carbon dioxide, hydrogen chloride, hydrogen fluoride, hydrogen sulfide) for a broad range of industrial, oil and gas production and petrochemical processing applications. Its patented technology eliminates false alarms and enables faster, more reliable detection of hazardous gases, thereby improving worksite safety while... (read more)Browse Gas Instruments Datasheets for MSA Safety -
MSA Safety
Senscient ELDS FM Approved Open Path Gas Detector The new Senscient ELDS TM methane open path gas detector has obtained Factory Mutual (FM) approval for use in hazardous areas including the stringent FM open path, combustible gas performance approval (FM 6325). It meets the demanding requirements of the oil and gas industry whether that be on or offshore including gas distribution facilities. A 0-1 LFL.m measuring range offers faster speed of response and initiation of executive actions than any other open path, flammable gas detector... (read more)Browse Gas Instruments Datasheets for MSA Safety -
GasLab
MPS Methane Gas Sensor The sensor's built-in environmental compensation enables reliable, accurate performance across a range of harsh conditions, from -40 to 75 oC and 0-99% relative humidity. This makes the MPS TM Methane Gas Sensor a natural choice for accurate 24/7 methane gas leak detection in harsh, remote, and complex environments both above ground in a grid pattern or in-ground for soil gas analysis. Features. Real-time point detection & auto-gas classification. Built-in environmental compensation... (read more)Browse Gas Sensors Datasheets for GasLab -
Polyguard Products, Inc.
Duct and Pipe Vapor Barriers ZeroPerm (R) & Insulrap TM Vapor Barriers. Polyguard's Mechanical Products Division specializes in Duct and Pipe vapor barriers with standard and "peel 'n stick" vapor barriers. Insulation vapor barriers both rubberized bitumen (self-healing), acrylic adhesion systems, or tape on systems; we have the vapor barrier for your installation. Products include ZeroPerm (R), Insulrap TM 30-SJ, Insulrap TM 50, Insulrap TM 50-SJ, Insulrap TM 'No Torch TM' 125, and our newest introduction Insulrap TM JB... (read more)Browse Insulation Jacketing Datasheets for Polyguard Products, Inc. -
Polyguard Products, Inc.
ZeroPerm Vapor Barrier Membrane ASJ, PVC and PVDC polymer jacketing. The polyester side presents a smooth silver foil finish. . Bright white finish similar to traditional ASJ, ASJ+ and PVDC jacketing. . Meets ASTM E84 25/50 Smoke and Flame requirements. . Puncture and tear resistant. . Zero permeability. . Paper-free. . Mold resistant. ZeroPerm (R) vapor barrier is used on cold systems either between layers of insulation on sub-freezing projects like LNG piping, or as the outer vapor-barrier jacket on ammonia, brine or glycol... (read more)Browse Insulation Jacketing Datasheets for Polyguard Products, Inc. -
Polyguard Products, Inc.
"Next Generation " vapor barrier membranes Insulrap TM 30-NG products. Insulrap 30 NG products are the "Next Generation" of self-healing vapor barrier membranes used as a moisture and vapor retarder under mechanical jacketing on insulated piping systems used in ammonia refrigeration, oil and gas, LNG, cryogenic and chemical processing applications. I-30-NG products are comprised of a white, 30 mil thick, vapor barrier composite membrane consisting of a tough polymer/foil laminate film coated with a layer of rubberized-asphalt specially... (read more)Browse Gas and Vapor Barriers Datasheets for Polyguard Products, Inc. -
Polyguard Products, Inc.
"Next Gen " self-healing vapor barrier membranes Insulrap TM Family of Products: Insulrap TM 30-NG products: is the "Next Generation" of self-healing vapor barrier membranes used as a moisture and vapor retarder under mechanical jacketing on insulated piping systems used in ammonia refrigeration, oil and gas, LNG, cryogenic and chemical processing applications. I-30-NG products are comprised of a white, 30 mil thick, vapor barrier composite membrane consisting of a tough polymer/foil laminate film coated with a layer of rubberized-asphalt... (read more)Browse Insulation Jacketing Datasheets for Polyguard Products, Inc. -
Environics, Inc.
Water Vapor Gas Standard Generator Water Vapor Gas Standard Generator. The Water Vapor Gas Standard Generator is an exciting product from Environics with a tradition of over 25 years of use in the field. Units are specifically designed to generate accurate and repeatable moisture gas standards to your exact specifications. The standard configuration is a passive system. Units are custom designed based on the concentrations and flows your application requires. Systems can contain multiple mass flow controllers and multiple... (read more)Browse Gas Generation Equipment Datasheets for Environics, Inc. -
Vaisala
MGP261 Methane, CO2,Humidity Multigas Probe Vaisala CARBOCAP (R) MGP261 Multigas Probe for Methane, Carbon Dioxide and Humidity helps in improving your process and in protecting the Combined Heat and Power (CHP) engine. The MGP261 probe is compact in size, Ex certified, and can be installed directly into the gas line without the need for sample treatment. The measurement probe is suitable for applications such as anaerobic digestion of landfill, industrial and municipal waste, wastewater treatment, CHP engine monitoring, as well... (read more)Browse Gas Instruments Datasheets for Vaisala -
Environics, Inc.
Water Vapor Gas Standard Generator from Environics Water Vapor Gas Standard Generator. The Water Vapor Gas Standard Generator is an exciting product from Environics with a tradition of over 25 years of use in the field. Units are specifically designed to generate accurate and repeatable moisture gas standards to your exact specifications. The standard configuration is a passive system. Units are custom designed based on the concentrations and flows your application requires. Systems can contain multiple mass flow controllers and multiple... (read more)Browse Gas Generation Equipment Datasheets for Environics, Inc.
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Nanodiamond for hydrogen storage: temperature-dependent hydrogenation and charge-induced dehydrogenation.
Hydrogenation is thermodynamically favourable even at high temperature in pure hydrogen, ammonia, and methane gas reservoirs, whereas water vapour can help to reduce the energy barrier for desorption.
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A Case Study: Mitigating Methane Gas Intrusion in a Large Development of New Residential Structures
The combination of engineering controls (e.g., the membrane/ barrier and sub-slab vent systems) fully mitigated the potential for methane gas vapor intrusion into structures within the Project Area.
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Artificial recharge of groundwater: hydrogeology and engineering
Bacteria also produce gases (nitrogen, methane ) that block pores and accumulate below clogging layers to create vapor barriers to infiltration.
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Global Warming — Myth or Reality?
He found that, as well as water vapour , other gases , for example methane and carbon dioxide, could also act as a barrier to infrared radiation re-emitted by the Earth's surface.
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Feasibility Study for Operable Unit 7-13/14
Vapor extraction from the transport layer also would prevent accumulation of landfill gas beneath the surface barrier , including VOCs, C-14, methane , and carbon dioxide.
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A Review of Direct Methane Conversion to Methanol by Dielectric Barrier Discharge
A newly developed ultra-short pulsed barrier in an extremely thin glass tube reactor was used by Okazaki et al [32] to synthesize methanol from methane and water- vapor mixture gases .
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Small Business Innovation Research: Abstracts of Phase 1 awards, 1994
…123, 159 Ceramidpolymermembranes 137 Ceramic-metaljoints 94, 159 Cerenkov detectors 204 Chelation barriers 30 Chemical sensors 32, 38 Chemical vapor deposition 11, 46, 157 … 53, 72, 75 Coal gas combustion 55,95 Coal … Coal slurry 57 Coalbed methane 91 Combustion diagnostics 58…
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Non-Classical Crystallization of Thin Films and Nanostructures in CVD and PVD Processes
4, since the secondary nucleation barrier is much higher than the growth barrier , growth is always dominant .... By investigating the structure of globular and cauliflower-like diamond particles prepared by HFCVD from methane -hydrogen gas mixture, Melnikova (2005) suggested that clusters are formed in the vapor phase and then deposit on the surface of diamond particles through coalescence.
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Energy-efficiency labels and standards: A guidebook for appliances, equipment and lighting
Greenhouse gas (GHG): gases —such as water vapor , carbon dioxide, tropospheric ozone, methane , and low-level ozone—that are transparent to solar radiation but opaque to long wave radiation and that contribute to the greenhouse effect by absorbing infrared radiation in the atmosphere. .... jointly enact common test procedures, label design, and standards in order to reduce non-tariff trade barriers .
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A GaN-based two-sensor array for methane detection in an ethanol environment
As shown in figure 3, in the temperature interval between 125 and 240 ◦ C . the GaN region etched in the KOH solution exhibits a higher sensitivity to methane , whereas the region etched in the … contrast, is more sensitive to alcohol vapour . .... We suppose that the gas sensitivity mechanism in our GaN layers is similar to that widely accepted for classic sensors based on n-type semiconducting SnO2 which explain the gas sensitivity in terms of potential barriers at the grain boundaries: a potential…
