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Products

A full range of industrial
energy-saving products

From gas energy-saving and clean combustion to environmental engineering — spanning the full chain of industrial energy use. Every product is backed by two decades of patents and on-site measurement data.

7products
100+national patents
20+yr expertise
Energy & Carbon Reduction · 06Environmental Engineering · 01

Category

Energy & Carbon Reduction

01
Multi-Stage Resonance Activation

Multi-Stage Resonance Activation

Three overlapping physical fields — permanent magnetization, far-infrared excitation and a special precious-metal catalytic coating — work in concert to resonantly activate gas molecules before they enter the combustion chamber, lowering activation energy, accelerating chain-reaction initiation and raising the efficiency of hydrogen-oxygen recombination. The result is fuller, more stable combustion at the same supply conditions, with an average energy saving of 4–15% confirmed across multiple field installations.

4–15% / Avg. energy savings
Gas Kiln Burner Retrofit

Gas Kiln Burner Retrofit

Custom burner-system retrofits for gas kilns in ceramics, glass, metallurgy and refractory manufacturing, grounded in rigorous on-site diagnosis rather than standard templates. By redesigning gas-air mixing geometry, exit flow profiles and ignition characteristics to match each kiln's actual operating envelope, the retrofit simultaneously achieves a gas saving exceeding 10%, measurable improvement in furnace temperature uniformity, and reduced NOx generation — three gains from a single engineering intervention.

10%+ / Typical gas cut
Low-NOx Energy-Saving Burner

Low-NOx Energy-Saving Burner

Langfu's in-house low-NOx energy-saving burner integrates staged combustion and internal flue-gas recirculation to attack thermal NOx formation on two fronts simultaneously — staggering the peak heat-release event in space and time, then diluting residual oxygen and damping temperature spikes with recirculated flue gas. The result is NOx emissions far below national standards, with high thermal efficiency and wide-range load stability maintained in full, including at partial load.

Energy-Saving Cutting Nozzle

Energy-Saving Cutting Nozzle

A precision-redesigned internal flow path and flame-focusing exit geometry concentrate the cutting flame tightly on the work line rather than dispersing heat to the surrounding metal. Adopted without any torch modification, the nozzle delivered a measured 14% gas saving at the Xuzhou Yuanyang Magnetic Materials site under normal production conditions — verified independently — while simultaneously improving cut-edge quality and reducing the heat-affected zone.

14% / Measured savings
Nano Black-Body Radiation Coating HT-Series

Nano Black-Body Radiation Coating HT-Series

A dense, homogeneous ceramic coating produced by nano composite-phase sintering, with full-band emissivity ≥ 0.96 across 2.5–16μm and targeted emission-peak enhancement at 3.3μm and 7.6μm — the characteristic absorption bands of natural gas. Applied to burner heads and gas-piping interiors, it continuously irradiates the passing gas stream with the specific wavelengths it absorbs most efficiently, raising molecular internal energy, lowering the activation barrier and delivering gas savings of 5–12% alongside a 30–50% reduction in flue-gas CO.

5–12% / Gas savings
Natural Gas Catalytic Combustion

Natural Gas Catalytic Combustion

A gas-solid catalytic deep-oxidation process in which natural gas molecules adsorb onto a precious-metal-active honeycomb catalyst surface and undergo near-complete oxidation at far lower activation energy than conventional flame combustion. The energy released exits almost entirely as mid-infrared radiation — wavelengths that solid materials absorb readily — bypassing the visible-light losses inherent in open-flame combustion. Daily-use ceramic kilns averaged 19.6% gas savings in field measurements; a 1700℃ high-temperature ceramic kiln more than doubled its heat-up rate.

19.6% / Avg. gas cut, ceramics

Category

Environmental Engineering

02
Environmental Engineering

Environmental Engineering

More than two decades of industrial environmental engineering practice, covering noise abatement, industrial wastewater treatment and multi-pollutant integrated remediation. Full-process capability from initial environmental diagnosis through system design, construction, commissioning and long-term operation — delivered by a single project team. Coordinated with Langfu's energy-saving retrofit work, environmental compliance and combustion efficiency are advanced together, reducing the total cost and management burden of industrial green transition.

How we work

Closed-loop delivery, diagnosis to operation

  1. 01

    Diagnose

    On-site audit and baseline measurement

  2. 02

    Design

    Tailored retrofit plan

  3. 03

    Deliver

    Install, tune and commission

  4. 04

    Operate

    Ongoing support and performance assurance

Get a proposal

Curious how much your kiln or boiler could save?

Tell us your operating conditions and we will propose a targeted retrofit with an expected-return estimate.

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