U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5901666

Pet Display Clothing

A vest or belt is integrally formed with tubular, pet receiving passageways which extend around the wearer's body and terminate in pocket-like chambers for feeding and retrieval.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 122/367.1 - HEAT TRANSMITTER


Subclass of Class 122 - Liquid heaters and vaporizers
Definition: Boilers with some special heat transmitting structure not
No. of patents: 123
Last issue date: 01/10/2012


      4  
NumberTitleIssue Date
4055165Carbonaceous boiler
A carbonaceous boiler is disclosed which includes a block of impervious, low permeability carbonaceous material having relatively large infrared radiation receiving side surfaces and a relatively narrow depth dimension. In one embodiment a single pass cha...
10/25/1977
4019466Apparatus for radiant heat transfer
Apparatus for improved recovery of heat from combustion gases in the convection section of a furnace by improved radiant heat transfer. Thin strips of selected metals are arrayed and supported on the fluid carrying pipes in the furnace, in such a way that...
04/26/1977
3952707Hot-fluid generator using catalytic combustion
A hot-fluid generator, e.g. for heating water or producing steam, which comprises at least two vertical spaced-apart catalyst elements for the combustion of a hydrocarbon fuel to generate heat, a thin hollow vertical panel of heat-conductive material inte...
04/27/1976
      4  
 
Sign InRegister
Username  
Password   
forgot password?