A heat exchanger 10 includes a conduit 12 for conveying cooling fluid relative to a body to be cooled. A heat transfer arrangement 62 is arranged in communication with an interior of the conduit 12, the heat transfer arrangement 62 and the conduit 12 together defining an assembly that is mountable adjacent the body to be cooled …

Legal parties

Inventors (applicants): Robert John Wallace, Mohamed Farid, John JJ Chen, Mark P. Taylor
Assignees (initial): Auckland Uniservices Limited (Auckland, NZ)
Agents: Greenberg Traurig, LLP (attorney)

The application was examined by Scott Kastler (USPTO dept. 1733), Michael Aboagye


  • 1. A smelting furnace comprising a heat exchanger which includes a conduit for conveying a cooling …
  • 2. The furnace of claim 1 in which the duct is channel-shaped having an open …
  • 3. The furnace of claim 1 in which internal surfaces of the at least one duct …

International priority data

WO: PCT/NZ2005/000101 / May. 16, 2005 (international)
NZ: 533006 / May. 18, 2004 (national)

Cited documents


  • Taylor et al. US 7901617 B2 / 266/194, Mar. 1, 2011
  • Bly US 4481024 A / 65/337, Nov. 1, 1984
  • Kaptein US 4787605 A / 266/194, Nov. 1, 1988
  • McCann US 4558689 A / 126/117, Dec. 1, 1985
  • Fischer et al. US 2004/0003625 A1 / 62/612, Jan. 1, 2004
  • Lopez US 5725047 A / 165/149, Mar. 1, 1998
  • Touze US 4411311 A / 165/170, Oct. 1, 1983
  • Nagels US 4049502 A / 203/10, Sep. 1, 1977
  • Hunt et al. US 5101806 A / 126/391.1, Apr. 1, 1992


Exemplary embodiments of the invention are now described with reference to the accompanying diagrammatic drawings in which: FIG. 1 shows a schematic, end view of a heat exchanger …


Related Application

This application is a continuation of U.S. Utility application Ser. No. 11/568,966, filed Aug. 10, 2007, now U.S. Pat. No. 7,901,617, a national stage filing under 35 U.S.C. 371 of International …

Detailed Description

In FIGS. 1 to 6 of the drawings, reference numeral 10 generally designates a heat exchanger, in accordance with a first embodiment of the invention. The heat exchanger 10 includes …

More details about Heat Exchanger

Miscellaneous patent data

The exemplary patent drawings are schematic, three dimensional end view, Heat Exchanger, schematic, side view of part, schematic, end view of a heat, the assignee is categorized as a foreign company or corporation, the inventor's name is Mark P. Taylor, the application publication date is Jan. 26, 2011, the patent is illustrated by 16 drawings, categorized under Having means to facilitate removal of cooling means as a primary classification, the grant date is Jul. 15, 2014 (publication date), 33 figures depict the invention details, the invention is titled Heat Exchanger, developed by John JJ Chen et al., the recorded agent's organization is Greenberg Traurig, LLP, the assignee organization is Auckland Uniservices Limited, located in Auckland (NZ), particularly claims a smelting furnace comprising a heat exchanger which includes a conduit…, the grant publication number is 08778257, the claim number 1 is selected as exemplary, the applicant's name is John JJ Chen, similar patents are classified under pantograph arm means, Bottoms or tuyères of converters, means for feeding fluids, Use of slags or fluxes as treating agents, Regulating or controlling the blowing, seal means, Safety Shields, Constructional features of converters, Processes yielding slags of special composition, Solid material, claims 1-30 comprise the invention scope, the application was examined by Michael Aboagye, Scott Kastler (1733 USPTO department), the application number is 13/013,924 (U.S.).

Invention classification information

The invention is classified under Manufacture of carbon steel, e.g. plain mild steel, medium carbon steel, or cast-steel, By means embedded in heating means, Having means to facilitate removal of cooling means. The designated search classifications include Having means to facilitate removal of cooling means, Opposed plates or shells, Wall, floor or roof element, Conduit Within, or Conforming To, Panel or Wall Structure, With cooling, Spur Tube Projects Into Enclosure, With cooling of heating means, By means embedded in heating means, With cooling, Cooling, With means to cool treating means, Heating Apparatus Element Having Protective Cooling Structure.

Patent details
Publication number 08778257
Publication date Jul. 15, 2014
Kind code B2
Application number 13/013,924
Application date Jan. 26, 2011
Application type U
Application series code 13
National classification 266/194
Total number of claims 30
Exemplary claims 1
Number of drawings 16
Number of figures 33
Terminal disclaimer
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