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Class Information
Number: 266/130
Name: Metallurgical apparatus > Having means for contacting a solid metalliferous material or metal object with a liquid > With heating means, e.g., flame contact > Having bath for contacting the work with liquid
Description: Device wherein the means for contacting the work with a liquid includes a receptacle which confines a body of liquid into which the work is dipped or immersed.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7374624 |
Vertical plate dip quench |
May. 20, 2008 |
| 6709629 |
Vacuum heat treatment furnace |
Mar. 23, 2004 |
| 6264768 |
Method for strengthening of rolling element bearings by thermal-mechanical net shape finish forming technique |
Jul. 24, 2001 |
| 6099666 |
Variable cooling rate quench method and apparatus |
Aug. 8, 2000 |
| 6024913 |
Precision quenching apparatus and method with induction heating |
Feb. 15, 2000 |
| 5932170 |
Apparatus for the treatment of metallic workpieces |
Aug. 3, 1999 |
| 5795538 |
Apparatus for steel hardening and process therefor |
Aug. 18, 1998 |
| 5529290 |
Apparatus for quenching coil springs to assure cooling |
Jun. 25, 1996 |
| 5485985 |
Method and apparatus for heat treating |
Jan. 23, 1996 |
| 5350467 |
Method of heat treating a zone of each of a plurality of articles |
Sep. 27, 1994 |
| 5345997 |
Cooling device |
Sep. 13, 1994 |
| 5215702 |
Avoiding lead drag-out during patenting |
Jun. 1, 1993 |
| 4647017 |
Vacuum heat treating furnace and quench system with drop transfer |
Mar. 3, 1987 |
| 4353531 |
Process and installation for the handling and heat treatment of cast iron or steel pipes and tubes |
Oct. 12, 1982 |
| 4336924 |
Apparatus for quenching heated workpieces |
Jun. 29, 1982 |
| 4235424 |
Air cooled electrode system for electrically heated molten bath furnaces |
Nov. 25, 1980 |
| 4225121 |
Energy efficient heat-treating furnace system |
Sep. 30, 1980 |
| 4222554 |
Electric salt bath furnace |
Sep. 16, 1980 |
| 4205935 |
Continuous heating furnace for the heat treatment of small parts |
Jun. 3, 1980 |
| 4118016 |
Continuous heat treating vacuum furnace |
Oct. 3, 1978 |
| 4088309 |
Cooling device for slabs with slab-tilting devices for turning the rolled stock |
May. 9, 1978 |
| 4063719 |
Heat treatment apparatus |
Dec. 20, 1977 |
| 4055333 |
Apparatus for heat treating work |
Oct. 25, 1977 |
| 4030947 |
Heating treatment method and system of utilizing same |
Jun. 21, 1977 |
| 3972513 |
Method and apparatus for treating and annealing ferrous and non-ferrous articles |
Aug. 3, 1976 |
| 3972751 |
Method of heat treating ferrous workpieces |
Aug. 3, 1976 |
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