Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 137/310
Name: Fluid handling > Reversing valves - regenerative furnace type > With cooling
Description: Reversing valves wherein a coolant, such as air or water, is circulated in heat exchange relation with the valve, valve seat, or operating parts thereof.










Patents under this class:

Patent Number Title Of Patent Date Issued
4027654 Damper assembly for high temperature or corrosive gases Jun. 7, 1977











 
 
  Recently Added Patents
Methods and systems to accomplish variable width data input
Artifact removal in nuclear images
Method for controlling operation of a wind turbine
Cardiopulmonary resuscitation monitoring apparatus
Vehicle having power supply apparatus
LED illumination control using a simple digital command structure
Assisting apparatus, method, and program for checking crosstalk noise between hierarchized modules in a semiconductor circuit
  Randomly Featured Patents
Display terminal
Lithium salt-containing pharmaceutical compositions
Liquid crystal display backlight inverter
Reagents for heat activated polymer crosslinking
Data interleaver for use with mobile communication systems and having a contiguous counter and an address twister
Devices incorporating electrochromic elements and optical sensors
Nuclear magnetic resonance tomography apparatus having dynamically localized shimming of the basic magnetic field
XDSL modem
Bicycle carrier rack
Method of driving a sustaining pulse for a plasma display panel and a driver circuit for driving a plasma display panel