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Jiangsu Minnuo Group’s Small Liquid Nitrogen Generators: Empowering Laboratory Freezing Technology

Miniature liquid nitrogen machine: the core support for laboratory sperm and specimen freezing: In life science research, long-term preservation of sperm and biological specimens is crucial for genetic resource protection, medical research, and species breeding. As an ultra-low temperature medium at -196℃, liquid nitrogen can maximize the inhibition of biological activity and reduce cell damage. […]

Why is there so much “air” in a bag of potato chips? How to Keep Them Crispy?

POTATO CHIPS

Have you ever grabbed a bag of potato chips, torn it open, and wondered why there’s so much “empty space” inside? You’re not alone—this question pops up in snack aisles, family kitchens, and even casual conversations all the time. After all, no one wants to feel like they’re paying for air instead of the crispy, […]

Breaking the Nitrogen Generation Dilemma in Petrochemical Industry! Jiangsu Minuo Membrane Nitrogen Generation Technology Injects New Impetus into Efficient Industrial Production

In the petrochemical industry, nitrogen is an “invisible guardian” that ensures production safety and improves process efficiency. From anti-corrosion and explosion-proof measures during crude oil extraction, to process assistance in the refining and chemical sector, and quality protection in oil product storage, the stable supply of nitrogen is directly related to the continuity of enterprises’ […]

Technical Applications and Practical Exploration of Nitrogen Generators in the Food Industry

I. Core Demands for Nitrogen Generation Technology in the Food Industry Throughout the entire food production chain—from raw material storage to final product packaging—there are persistent threats such as oxidative deterioration and microbial growth. According to industry statistics, 15%–20% of global food loss each year is due to oxidation and mold. Nitrogen, as an inert […]

PSA Oxygen Generators: The Core Force Reshaping the Global Medical Oxygen Supply System—— An In-depth Analysis of the Application Revolution of Medical-grade Oxygen Generation Technology by Senior Engineers from Jiangsu Minnuo Group

In today’s era of rapid development in global medical and health undertakings, a stable, safe, and efficient oxygen supply has become the “lifeline” for the normal operation of medical institutions. From the golden 4 minutes of emergency rescue to long-term oxygen therapy for patients with chronic respiratory diseases, and from the operating rooms of large […]

Minnuo PSA Nitrogen Generator: Empowering the Metallurgical Industry for Efficient Production and a New Era of Green Intelligent Manufacturing

In the modern industrial system, the metallurgical industry plays a vital role as a cornerstone of the national economy. It provides key raw materials for construction, machinery, automotive, aerospace, and other sectors. However, metallurgical production involves complex and demanding processes—from ore sintering, blast furnace ironmaking, converter steelmaking to rolling—which place stringent requirements on production environments […]

What is a High-Purity PSA Oxygen Generator? The Guide to ≥99.5% Oxygen

A standard Pressure Swing Adsorption (PSA) oxygen generator is a reliable source for 90% to 96% pure oxygen, sufficient for many general healthcare applications. However, critical care areas like Intensive Care Units (ICUs) and Operating Rooms (ORs) demand an unwavering supply of oxygen at ≥99.5% purity to meet stringent pharmacopoeia standards. The solution is not […]

Minnuo PSA Nitrogen Generator: Empowering Food and Fresh Produce Preservation, Safeguarding Quality and Efficiency through Technological Innovation

In the food packaging and fresh produce preservation industry, nitrogen, as a natural “anti-corrosion guardian”, becomes the core support for extending the shelf life of food and retaining nutritional flavors by isolating oxygen and inhibiting microbial reproduction and oxidation reactions. Minnuo has been deeply engaged in PSA nitrogen generation technology for many years, providing the […]

The Role of PSA Nitrogen Generators in the Laser Cutting Field

Ⅰ. Brief Description of the Working Principle of Nitrogen Generators A nitrogen generator is a device that separates oxygen and nitrogen from the air through physical methods to obtain high-purity nitrogen. The main types of nitrogen generators applied in industry include the cryogenic air separation method, molecular sieve air separation method (PSA), and membrane air […]