Oil & Gas

The complex environment of the oil and gas industry necessitates efficient separation processes. Filtration systems are crucial in differentiating oil, water, and contaminants. Key operations, such as the treatment of produced water, refining, and petrochemical production, depend on filtration to remove solids and impurities. This ensures the continuous operation of machinery, reduces wear and tear on equipment, and optimizes the quality and yield of products.

  1. Exploration and Production (Upstream):
    • Wellhead Filtration: Protects drilling equipment from sand and other particulates that can cause wear and tear.
    • Produced Water Treatment: Filters remove contaminants from water produced during oil extraction, making it suitable for disposal or re-injection.
    • Injection Water Filtration: Ensures water injected into reservoirs for enhanced oil recovery is clean, preventing reservoir blockage and maintaining oil production rates.
  2. Transportation and Storage (Midstream):
    • Pipeline Filtration: Prevents corrosion and clogging by removing water, dirt, and other impurities from oil and gas during transportation.
    • Fuel Gas Filtration: Cleans the gas used as fuel for operations, protecting equipment from damage.
    • Tank Vent Filtration: Filters air entering and leaving storage tanks to prevent contamination of stored oil and gas.
  3. Refining and Processing (Downstream):
    • Crude Oil Pre-treatment: Filtration systems remove solids and water from crude oil before refining, protecting downstream equipment.
    • Catalyst Protection: Filters protect catalysts used in refining processes from contamination, ensuring efficiency and prolonging life.
    • Product Filtration: Final products such as gasoline, diesel, and lubricants are filtered to meet quality specifications.
  4. Waste Management and Environmental Compliance:
    • Wastewater Treatment: Filtration systems are used to clean up wastewater from oil and gas activities before disposal or reuse.
    • Emission Control: Filters reduce particulate emissions from combustion processes, helping to meet environmental regulations.

Why Filtration Systems are Needed in the Oil & Gas Field:

  • Protect Equipment: Filtration prevents damage to pumps, compressors, turbines, and other equipment from particulates and contaminants.
  • Ensure Process Efficiency: Clean inputs and protection from contaminants help maintain the efficiency of various processes, from drilling to refining.
  • Maintain Product Quality: Filtration ensures that the oil, gas, and derived products meet industry and regulatory standards.
  • Environmental Protection: Effective filtration reduces the environmental impact of oil and gas operations, aiding in treating emissions and wastewater.
  • Safety: Proper filtration minimizes the risk of equipment failure and accidents, contributing to safer working conditions.

 

In the oil and gas industry, various types of filter cartridges and housings are applied to handle different substances and operational conditions. Here is a list based on common industry practices:

Filter Cartridges

  1. Pleated Filter Cartridges: Used for high flow rate and high efficiency filtration, removing particles from water, air, and hydrocarbons.
  2. String Wound Filter Cartridges: Effective for removing sand, silt, and other solids from various fluids.
  3. Melt-Blown Filter Cartridges: Ideal for removing finer particles due to their depth filtration capability.
  4. Activated Carbon Filter Cartridges: Used for removing chlorine, odors, and volatile organic compounds from water and gas streams.
  5. Coalescing Filter Cartridges: Designed to separate liquid droplets from gas streams or to remove oil from water.
  6. Resin Bonded Filter Cartridges: Used for high-temperature applications and for filtering viscous fluids.
  7. Ceramic Filter Cartridges: Suitable for high temperature and high pressure applications, and for filtering out very fine particulates.

Filter Housings

  1. Stainless Steel Housings: Offer high strength, durability, and resistance to corrosion; suitable for a wide range of applications in harsh environments.
  2. Carbon Steel Housings: Commonly used in oil and gas applications for their strength and ability to withstand high pressures.
  3. Plastic Housings: Used in less aggressive environments; advantageous for their corrosion resistance and lighter weight.
  4. Fiberglass Reinforced Plastic (FRP) Housings: Ideal for corrosive environments and often used in seawater applications.
  5. Alloy Housings: Used for special applications where high resistance to corrosion and high temperatures is required.

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