Our products

Gases & equipment we manufacture

Industrial & medical gases, turnkey gas plants and safety equipment — manufactured and supplied across India and worldwide since 1947.

Industrial Gases

Bulk, liquid and cylinder gases for welding, fabrication, steel, glass, food and chemicals.

O₂

Oxygen

Industrial & liquid oxygen for cutting, steel and combustion.

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N₂

Nitrogen

Inert nitrogen gas & liquid nitrogen for blanketing and freezing.

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Argon

Welding-grade argon shielding gas for TIG / MIG.

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C₂H₂

Dissolved Acetylene (DA)

Cylinder-filled DA for oxy-acetylene welding & cutting — since 1947.

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CO₂

Carbon Dioxide

Food- and welding-grade CO₂ for beverages and fabrication.

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H₂

Hydrogen

High-purity hydrogen for labs, industry and clean energy.

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Helium

Inert helium for leak detection, lifting and cryogenics.

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Air

Synthetic / Compressed Air

Clean, dry zero-air for instruments and processes.

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C₃/C₄

Liquefied Petroleum Gas (LPG)

Clean fuel gas for heating, cutting and energy.

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Medical Gases

IP / pharmacopoeia-grade gases for hospitals, nursing homes and home healthcare.

O₂ IP

Medical Oxygen

IP-grade medical oxygen for hospitals and home care.

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N₂O IP

Nitrous Oxide

Medical-grade N₂O for anaesthesia and analgesia.

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Air IP

Medical Air

Clean, dry breathing air for ventilators and respiratory care.

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Specialty Gases

High-purity and calibration gases for laboratories, electronics and research.

C₂H₂ UHP

Ultra-High-Purity Acetylene

UHP acetylene with ultra-low PH₃ & H₂S for labs and AAS.

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Calibration & Specialty Gas Mixtures

Precision gas mixtures for calibration, research and electronics.

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Gas Plants

Turnkey acetylene, air-separation and PSA plants — global leaders since 1947.

Acetylene Gas Plant

Turnkey acetylene gas plants — the world No. 1 since 1947.

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Air Separation Plant (ASU)

Cryogenic oxygen & nitrogen plants for cylinder filling.

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PSA Oxygen Plant

On-site oxygen via Pressure Swing Adsorption.

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Equipment & Safety

Compressors, cryogenic equipment, flashback arrestors and cylinder accessories.

Flashback Arrestor

Built-in non-return valve, one-way flow — BIS 11006 / ISO 5175 / EN 730-1.

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Services & Software

Plant audits, AMC, commissioning, training, technical resources and the IIGAS Cylinder Tracking System.

Plant Services, Audits & AMC

Safety audits, annual maintenance contracts, upgrades and critical spares — for plants of any make.

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Start-up & Commissioning

Erection supervision, testing, first carbide charge and filling trials — through to certified production.

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On-site Operator Training

Operator, supervisor and maintenance training at your plant, with assessments and documented records.

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Cylinder Tracking System (CTS)

Track every cylinder by serial — dispatch, returns, filling, billing and audit, on any phone.

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Acetylene Flow Rate Chart

Safe cylinder withdrawal rates and manifold sizing — a free technical reference.

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Explore by need

Supply & services

Beyond individual products, IIGAS supplies gases by application and supply mode, and builds the plants and equipment that make them.

Gas supply

Plants & equipment

Gas supply by location

Software & resources

Need a gas supply or a gas plant?

Talk to International Industrial Gases Ltd about cylinders, bulk supply, medical gases or a turnkey acetylene gas plant.

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