Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Van Steenburgh, Jr.; Leon R.
Address:
Estes Park, CO
No. of patents:
9
Patents:












Patent Number Title Of Patent Date Issued
6314749 Self-clearing vacuum pump with external cooling for evacuating refrigerant storage devices and s November 13, 2001
A method and system for fully evacuating refrigerant from storage devices, appliances, and refrigerant systems. An evacuation system is provided with a vacuum pump including a housing containing an electric motor positioned with its stator in heat conductive contact with the inner surfac
5551249 Liquid chiller with bypass valves September 3, 1996
A liquid chiller refrigeration system with two bypass valves (a condenser bypass valve and a vapor bypass valve), a chiller control valve downstream from the vapor bypass valve, and a remote condenser in addition to a primary heat reclaim condenser so that the recovered heat may be direc
5465590 Refrigerant reclaim with air purge November 14, 1995
A refrigerant reclaim system including an automatic air purge system. The refrigerant reclaim system has an evaporator, oil separator, compressor, condenser, storage tank, and a filter-drier. An improvement relates to an automatic air purge system having an evaporator to concentrate
5291743 Refrigerant reclaim with automatic air purge March 8, 1994
A refrigerant reclaim system including an automatic air purge system. The refrigerant reclaim system has an evaporator, oil separator, compressor, condenser, storage tank, and a filter-drier. An improvement relates to an automatic air purge system having an evaporator to concentrate
5245840 Refrigerant reclaim method and apparatus September 21, 1993
A refrigerant reclaim method and apparatus is described wherein a separate primary refrigeration pathway is utilized to drive refrigerant to be reclaimed through a secondary refrigeration pathway. The primary refrigeration pathway is comprised of a compressor, the hot side of a first
5176008 Refrigerant reclaim method and apparatus January 5, 1993
A refrigerant reclaim method and apparatus is described wherein a separate primary refrigeration pathway is utilized to drive refrigerant to be reclaimed through a secondary refrigeration pathway. The primary refrigeration pathway is comprised of a compressor, the hot side of a first
5072593 Refrigerant reclaim method and apparatus December 17, 1991
A refrigerant reclaim system includes a compressor, a heat exchanger, an oil separator, a condenser, a chill tank, a filter-dryer and a cooling coil in the chill tank. Refrigerant to be reclaimed is drawn through the cold side of the heat exchanger, converted to a gas which is discharged
5050401 Compact refrigerant reclaim apparatus September 24, 1991
A compact refrigerant reclaim apparatus that is capable of removing refrigerant from a refrigeration system during repairs in order to remove oil and other impurities from said refrigerant and being capable of returning the refrigerant to the refrigeration system in a clean state. Th
4998416 Refrigerant reclaim method and apparatus March 12, 1991
A refrigerant reclaim system including a compressor, a heat exchanger, an oil separator, a condenser, a chill tank, a filter-drier and a cooling coil in the chill tank. An improvement relates to means for preventing the premature destruction of the compressor pump by supplying the compre










 
 
  Recently Added Patents
Mask and method for forming the mask
System and method for distributed security
Spacers for insulated glass units
Systems and methods for determining muscle force through dynamic gain optimization of a muscle PID controller for designing a replacement prosthetic joint
Method of manufacturing crystalline silicon solar cells with improved surface passivation
High-resolution, active reflector radio frequency ranging system
Lock monitoring
  Randomly Featured Patents
Stabilization of aqueous hydroxylamine solutions
Microelectronic fabrication system components and method for processing a wafer using such components
Primetime plum tree
Organic light emitting display and method of fabricating the same
Fuel-dispensing nozzle inhibitor
Semiconductor device including three-dimensionally disposed logic elements for improving degree of integration
FM/AM Stereo receiver
Semiconductor device having logic circuitry and memory circuitry on the same substrate, and its use in portable electronic equipment and IC card
Electro-optic device, manufacturing method therefor, and electronic equipment
Electrically connecting substrate with electrical device