Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Automatic cement mixing and density simulator and control system and equipment for oil well cementing










Image Number 6 for United States Patent #5571281.

A cement mixing and slurry density control system utilizes an improved eductor mixer for particular use in a cementing process for an oil or gas well.








 
 
  Recently Added Patents
Categorizing bit errors of solid-state, non-volatile memory
Stable aqueous composite compositions
Method and apparatus for soft information transfer between constituent processor circuits in a soft-value processing apparatus
Unified recovery
Expression of dirigent gene EG261 and its orthologs and paralogs enhances pathogen resistance in plants
Character input device and program for displaying next word candidates based on the candidates' usage history
Tomlinson Harashima precoding with additional receiver processing in a multi-user multiple-input multiple-output wireless transmission system
  Randomly Featured Patents
Pollution control apparatus and method for a turbodiesel motor-generator set
Golf bag handle
Beverage dispenser with a dehumidifier utilizing a thermoelectric cooler
Combination exit sign and emergency lighting unit
Anchoring device for an object
Noise attenuating headset
Thigh mountable small modular pack system with demountable interchangeable pouches
Canted-coil spring with major axis radial loading
Tantalum crucible fabrication and treatment
Background compensation type plutonium air monitor