Maintenance & Reliability
Case 35: Technical checklists
Our memories are not always adequate
Field-installed vibration values for centrifugal pumps
HEINZ P. BLOCH, Reliability/ Equipment Editor Comments? Write: HB@HydrocarbonProcessing.com In 2000, the New Jersey-based Hydraulic Institute issued..
Avoid refrigeration compressor damage
Online monitoring helps prevent liquid injection and operating in choke
HP Reliability: Vibration limits for gas turbines
For the past 16 years, this monthly column has often dealt with vibration issues. While many of these would best be addressed in the context of data collected and operational experience with a particu..
Major improvements in reactor effluent air cooler reliability
Joint industry program provides a new methodology for assessing and controlling ammonium bisulfide corrosion
Case 34: Hydrotesting or pneumatic testing?
There is a big difference in safety between the two
HP Reliability: Upgrading your fan bearings
This column has friends and detractors. Our detractors buy (or make) widget model 1952 and hate it when we point out that the recently developed widget model 2006 is better than the previously used st..
HP Reliability: Basis for bearing protector compliance
IEEE 841-2001 is a self-certification standard for electric motors used in the petrochemical and chemical industries. It's worth knowing a bit more about it when considering the mechanical aspects of ..
HP Reliability: Statistics to think about
Some statistics are misleading and some are highly accurate. Here are a few that you may want to ponder. Pump statistics for 2004. For 2004, the US Census Bureau reported 8,535,920 centrifugal pumps s..
Failure analysis of ethylene cracking heater convection section dilution steam tube
Several inspection techniques were required to determine the root cause of the failure
- Ketjen announces pricing adjustment for hydroprocessing catalysts effective January 15, 2026 1/9
- Germany's Uniper nears agreement to buy green ammonia from India 1/9
- Digital Exclusive—Valve maintenance: An open and shut case? 1/9
- Serbia's Russian-owned NIS refiner buys first crude since U.S. sanctions waiver 1/9
- U.S. refiner Marathon Petroleum says it will be bidding for Venezuelan crude oil 1/9
- Shell flags chemicals and products unit loss, raising doubts over $3.5 B buyback 1/8

