Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4914921 | Refrigeration method and apparatus using aqueous liquid sealed compressor An improved refrigeration cycle in which a refrigerant vapor is compressed, condensed and then evaporated for cooling purposes by direct contact with a liquid to be cooled, the improvement comprising feeding a refrigerant vapor to an aqueous liquid sealed... | 04/10/1990 |
| 4878329 | Structural panels for walls, floors and roofs having exterior metal layers and an insulating concrete core A structure for use as a wall, floor or roof comprising a plurality of panels with a pair of spaced apart elongated edges; each panel having front and back metal layers of substantially the same shape joined to an insulating concrete core of substantially... | 11/07/1989 |
| 4838039 | Direct contact evaporator/freezer A direct contact evaporator-freezer comprising a body defining a chamber having an upper vapor discharge opening and a lower aqueous slurry discharge opening; a conduit to supply an aqueous liquid to the chamber at a rate which produces a pool of liquid i... | 06/13/1989 |
| 4765143 | Power plant using CO2 as a working fluid A system for storing electrical energy in the form of triple-point CO2 and then using such stored energy plus heat to generate electrical power. A reservoir of carbon dioxide liquid at about the triple point is created in an insulated vessel. L... | 08/23/1988 |
| 4735641 | Apparatus and method of producing refrigeration as ice at the triple point of water Ice is produced by supplying a cold antifreeze solution into a freezer vessel evacuated to operate at the triple point of water; feeding a stream of water into the vessel whereby (A) part of the water flashes into water vapor which extracts its latent hea... | 04/05/1988 |
