Resources Contact Us Home
Pressure-regulating device for use in storage, transportation and disposal of hazardous wastes

Image Number 3 for United States Patent #4826035.

A pressure-regulating device for impact-resistant containers used for storage, transportation and disposal of hazardous waste materials, is herein disclosed, which comprises a vent fixed to the lid of said container to keep the gaseous phase pressure inside said container at a positive pressure of 50% or less of the pressure resistance of said container, the vent being columnar and made of an alumina-based sintered ceramic and having a porosity of 50% or less, a pore diameter range of 0.4 to 1.4 .mu. and a length (mm)/cross-sectional area (mm.sup.2) ratio of 2 to 10.

  Recently Added Patents
Single-stage PFC converter with constant voltage and constant current
Dynamically reconfigurable systolic array accelorators
Sensor apparatus and information processing apparatus
Nano-pigment inkjet ink composition that has a low odor and is environmentally-friendly
Managing deduplication density
Method and apparatus for closed-loop control of anti-tachyarrhythmia pacing using hemodynamic sensor
Semiconductor overlapped PN structure and manufacturing method thereof
  Randomly Featured Patents
Laser processing device and laser processing method
Display apparatus and display sheet
Protective coating and method of using such coating
Phytodrug for management of peptic ulcer and methods of preparing and using same
Hair straightener
Insulated barbeque unit
Printhead assembly with data and power board
Process for the production of cellulose fibres having a reduced tendency to fibrillation
Method and apparatus for temporal and spatial beam integration
Waste water electrical power generating system