| |
 |
|
Class Information
Number: 392/398
Name: Electric resistance heating devices > Heating devices (class 219 subclass 200) > Vaporizer > Liquid evaporant (e.g., water, etc.) > In continuous flow line connected heater > Pipe or tube forms flow path > With internal heating element
Description: Subject matter wherein an electrical resistance heating element is located within the pipe or tube.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7428373 |
Delivery of solid chemical precursors |
Sep. 23, 2008 |
| 7323207 |
Method and apparatus for fingerprint detection |
Jan. 29, 2008 |
| 7302170 |
Heating device for smoke generator |
Nov. 27, 2007 |
| 7116899 |
Operating method for a horizontal steam generator and a steam generator for carrying out said method |
Oct. 3, 2006 |
| 7113696 |
System and method for generating steam for a steam bath |
Sep. 26, 2006 |
| 7112770 |
Humidification system and method for a mobile platform |
Sep. 26, 2006 |
| 7061252 |
Electrical arcing protection circuit |
Jun. 13, 2006 |
| 7055763 |
Mist generating device |
Jun. 6, 2006 |
| 7050708 |
Delivery of solid chemical precursors |
May. 23, 2006 |
| 7045745 |
Heating cooker having a steam generating unit |
May. 16, 2006 |
| 6996334 |
Boilerless steamer apparatus and method to reduce water useage |
Feb. 7, 2006 |
| 6909071 |
Overheated steam oven and method of controlling the same |
Jun. 21, 2005 |
| 6839505 |
Delivery of solid chemical precursors |
Jan. 4, 2005 |
| 6701066 |
Delivery of solid chemical precursors |
Mar. 2, 2004 |
| 6402126 |
Method and apparatus for vaporizing liquid precursors and system for using same |
Jun. 11, 2002 |
| 6317559 |
Apparatus for sealing the end portion of a hot-water tube in which electric heating wires are inserted |
Nov. 13, 2001 |
| 6244575 |
Method and apparatus for vaporizing liquid precursors and system for using same |
Jun. 12, 2001 |
| 6242712 |
Air heater with perforated resistance element |
Jun. 5, 2001 |
| 6181874 |
Heating element |
Jan. 30, 2001 |
| 5906800 |
Steam delivery system for a decontamination apparatus |
May. 25, 1999 |
| 5892888 |
Means for electrically heating a circulating fluid in a basin or pool |
Apr. 6, 1999 |
| 5559923 |
Vapor generator wand |
Sep. 24, 1996 |
| 5549078 |
Device for superheating steam |
Aug. 27, 1996 |
| 5537996 |
Heated respiratory humidifier conduit |
Jul. 23, 1996 |
| 5400969 |
Liquid vaporizer and diffuser |
Mar. 28, 1995 |
| 5355456 |
Pebble-bed evaporation and superheater assembly for vaporizing and heating a liquified cryogenic gas |
Oct. 11, 1994 |
| 5113478 |
Liquid fuel vaporizing apparatus |
May. 12, 1992 |
| 4870249 |
Electric fuel heating device |
Sep. 26, 1989 |
| 4823767 |
Apparatus for steaming food |
Apr. 25, 1989 |
| 4800252 |
Apparatus for heating liquid media by infrared irradiation |
Jan. 24, 1989 |
| 4518847 |
Electrically-powered portable space heater |
May. 21, 1985 |
| 4427875 |
Electric steam radiator space heating unit |
Jan. 24, 1984 |
| 4380431 |
Technique for elevating the temperature of a fluid |
Apr. 19, 1983 |
| 4297563 |
Electric steam generating unit |
Oct. 27, 1981 |
| 4260873 |
Electrically heated hand held vaporizer for vapor polishing plastic surfaces |
Apr. 7, 1981 |
| 4219725 |
Heating apparatus for vaporizing liquefied gases |
Aug. 26, 1980 |
| 4197819 |
Hot fuel gas generator |
Apr. 15, 1980 |
| 4131658 |
Method for atomizing oil and an apparatus therefor |
Dec. 26, 1978 |
| 4034203 |
Steam generator apparatus |
Jul. 5, 1977 |
| 3951610 |
Gas generating apparatus |
Apr. 20, 1976 |
|
|
|
