
We Know Your Industry
Different Industries, Same Challenge:
Controlling Oil Contamination
Every industry faces unique conditions and challenges, from harsh offshore environments to dusty mine sites, or high pressure in production plants. Despite the differences, one factor remains constant: oil contamination shortens component life and reduces overall operational efficiency.
With CJC® Offline Oil Filtration from C.C.JENSEN, you gain control over contamination. Our solutions remove particles, water, and oil degradation residues that threaten your machinery's performance. The result is reliable operations, fewer failures, and predictable maintenance cycles.
Tailored filtration solutions for every industry

Marine & Offshore
Saltwater and humidity degrade oil in marine engines, thrusters, and hydraulics. From offshore fleets to port vessels, our experience confirms that water ingress and oxidation make clean, reliable operation a constant challenge.
Mining & Cement
Dust, heavy loads, and vibration contaminate oil in crushers, mills, and hydraulic systems. These harsh conditions and long operating hours accelerate wear and make it difficult to maintain oil cleanliness and equipment reliability.

Power
High temperatures and loads cause oxidation, moisture, and varnish in turbines and gearboxes. Long oil intervals make cleanliness control difficult, leading to wear and efficiency loss.

Wind
Changing temperatures and humidity cause oxidation, moisture, and wear in turbine gearboxes and hydraulics. Remote sites and long service intervals make maintenance difficult, reducing oil reliability and turbine uptime.

Industry
Hydraulic presses, gearboxes, and test systems generate wear and oxidation that degrade oil. Short maintenance windows and nonstop operation make cleanliness difficult, raising the risk of unplanned downtime.

By Oil Type
Explore how our filtration solutions protect hydraulic, gear, and lube oils across every industry.
Proven Results Across Industries: Case Studies from Our Customers
Real examples of cleaner oil, longer uptime, and measurable savings.
Marine & Offshore
Customer: Marine and offshore vessel, thruster and hydraulic systems
Challenge: Oil contamination caused wear and unstable thruster performance during voyages.
Solution: CJC® Fine Filters installed on hydraulic and lubrication circuits.
Result: Ships maintained stable oil cleanliness, reduced component wear, and achieved longer service intervals between oil changes.
Mining & Cement
Customer: Blue Circle Industries PLC, United Kingdom
System: AEI 3000 HP Cement Mill Gearbox
Challenge: Wear particles and metal debris contaminated the gear oil, leading to tooth damage and downtime.
Solution: CJC® Fine Filter HDU 27/27 B-M85 installed offline with 3 µm absolute filtration.
Result: ISO cleanliness improved from 20/15 to 15/12; iron content dropped from 117 ppm to 14 ppm; wear stopped and gearbox reliability was restored.
Power
Customer: Cement Plant, Ireland
System: Trunnion Bearings – Lube Oil System
Challenge: Frequent pump failures due to dirty oil and high load pressure.
Solution: Two CJC® Fine Filters HDU 27/54 P-DEP with Filter Inserts B 27/27 installed on bearing lube tanks.
Result: ISO codes improved from 24/20/18 to 14/13/8; pump life tripled; zero unplanned shutdowns since 2008.
Wind
Customer: Lind Jensens Maskinfabrik (LJM), Denmark
System: Hydraulic Cylinder Test Benches for Wind Turbines
Challenge: Hydraulic cylinders required documented ISO cleanliness before delivery to turbine OEMs.
Solution: CJC® Fine Filter HDU 27/54 combined with automatic particle counter for cleaning and verification.
Result: ISO 19/17/15 improved to 14/12/10; warranty claims dropped; all cylinders shipped meeting OEM requirements.
Industry
Customer: Toyota Corporation, Japan
System: Wash oil system on steel press line
Challenge: Contaminated wash oil caused surface defects on car body panels and frequent oil replacements.
Solution: CJC® Fine Filter HDU 727/108 installed offline with Filter Insert A, 3 µm absolute filtration.
Result: No steel plates were rejected after installation; oil cleanliness improved from ISO 21/11 to 15/11; oil life extended from 12 to 36 months.
Ready to make clean oil part of your strategy?