Patent
   D350838
Priority
Feb 21 1992
Filed
Feb 21 1992
Issued
Sep 20 1994
Expiry
Sep 20 2008
Assg.orig
Entity
unknown
29
9
n/a
The ornamental design for an oil fire extinguishing cone, as shown and described.

FIG. 1 is a perspective view of the oil fire extinguishing cone embodying the design of the present invention;

FIG. 2 is a front elevational view thereof, the rear being a mirror image of the front shown in FIG. 2;

FIG. 3 is a side elevational view thereof, the side opposite being a mirror image of the side shown in FIG. 3;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom view thereof.

Johnson, Howard

Patent Priority Assignee Title
10005678, Mar 13 2007 Heartland Technology Partners LLC Method of cleaning a compact wastewater concentrator
10179297, Mar 13 2007 Heartland Technology Partners LLC Compact wastewater concentrator using waste heat
10596481, Mar 13 2007 Heartland Technology Partners LLC Compact wastewater concentrator using waste heat
10946301, Mar 13 2007 Heartland Technology Partners LLC Compact wastewater concentrator using waste heat
11376520, Mar 13 2007 HEARTLAND WATER TECHNOLOGY, INC. Compact wastewater concentrator using waste heat
6540570, Jan 16 2002 EAKIN, STEVEN G Counter-rotating transmission
7442035, Apr 26 2005 HEARTLAND WATER TECHNOLOGY, INC Gas induction bustle for use with a flare or exhaust stack
8172565, Apr 26 2005 HEARTLAND WATER TECHNOLOGY, INC Gas induction bustle for use with a flare or exhaust stack
8459984, Apr 26 2005 HEARTLAND WATER TECHNOLOGY, INC Waste heat recovery system
8585869, Feb 07 2013 Heartland Technology Partners, LLC Multi-stage wastewater treatment system
8679291, Mar 13 2007 HEARTLAND WATER TECHNOLOGY, INC Compact wastewater concentrator using waste heat
8721771, Jan 21 2011 Heartland Technology Partners, LLC Condensation plume mitigation system for exhaust stacks
8741100, Mar 13 2007 HEARTLAND WATER TECHNOLOGY, INC Liquid concentrator
8741101, Jul 13 2012 HEARTLAND WATER TECHNOLOGY, INC Liquid concentrator
8790496, Mar 13 2007 HEARTLAND WATER TECHNOLOGY, INC Compact wastewater concentrator and pollutant scrubber
8801897, Mar 13 2007 HEARTLAND WATER TECHNOLOGY, INC Compact wastewater concentrator and contaminant scrubber
8808497, Mar 23 2012 HEARTLAND WATER TECHNOLOGY, INC Fluid evaporator for an open fluid reservoir
9199861, Feb 07 2013 Heartland Technology Partners LLC Wastewater processing systems for power plants and other industrial sources
9296624, Oct 11 2011 HEARTLAND WATER TECHNOLOGY, INC Portable compact wastewater concentrator
9617168, Mar 13 2007 HEARTLAND WATER TECHNOLOGY, INC Compact wastewater concentrator using waste heat
9808738, Mar 13 2007 HEARTLAND WATER TECHNOLOGY, INC Compact wastewater concentrator using waste heat
9926215, Mar 13 2007 HEARTLAND WATER TECHNOLOGY, INC Compact wastewater concentrator and pollutant scrubber
9943774, Mar 23 2012 Heartland Technology Partners LLC Fluid evaporator for an open fluid reservoir
D656812, Mar 20 2009 Device for supporting an object
D657659, Aug 14 2007 Device for supporting an object
D660685, Aug 14 2007 Device for supporting an object
D668933, Mar 20 2009 Device for supporting an object
D669760, Aug 14 2007 Device for supporting an object
D672222, Mar 20 2009 Device for supporting an object
Patent Priority Assignee Title
2802538,
3489223,
4194570, Dec 04 1978 Air Products & Chemicals, Inc. Flow momentum reversing fire abatement system
4606832, Nov 10 1982 Daikin Kogyo Company, Limited Fire extinguishing composition
4711307, May 20 1985 Compact self-contained fire extinguisher
5018585, Sep 20 1988 Alfo AG Safety device to relieve explosive pressures
5056603, Mar 05 1990 W.R. Parkinson Co., Inc. Fire resistant container having both active and passive protection
5146995, May 06 1991 Hilton & Chris Enterprises Oil well fire extinguisher having upper and lower external flame retardant-dispersing rings
5152346, Apr 17 1991 Method and apparatus for extinguishing oil or gas well fires
Executed onAssignorAssigneeConveyanceFrameReelDoc
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule