| Patent Number |
Title Of Patent |
Date Issued |
| D267815 |
Chest drainage bottle |
February 1, 1983 |
|
| 5687879 |
Device to secure lid to beverage and food containers and reduce spillage |
November 18, 1997 |
| A method and device are provided to secure a lid to a teapot or other food and beverage container and to prevent dripping therefrom. The device for use with a teapot includes a loop of elastic cord, with a hook and a sponge attached to the cord. The sponge is positioned under the spout o |
| 5478509 |
Process for removing the solvent from a polymer solution |
December 26, 1995 |
| The present invention relates to a continuous process for recovering polymer particles from a solution of polymer by evaporating the solvent from the solution by successively treating the solution into a first agitated vessel and treating the resulting polymer into a second agitated |
| 5030209 |
Holder for double ended blood collection retractable needle |
July 9, 1991 |
| A holder includes a double ended needle supporting insert translatable within a cylinder for receiving a blood collection tube during a medical procedure. Upon translation of the insert posteriorly, the double ended needle becomes fully enclosed within the cylinder and the insert is lock |
| 4738671 |
Chest drainage apparatus with check valve |
April 19, 1988 |
| This invention relates to a novel and improved chest drainage apparatus characterized by a bottle housing a fluid collection chamber and a fluid inlet connectable to receive fluid and air from a chest cavity to be drained, air inlet and exhaust ports downstream of the fluid inlet open to |
| 4674689 |
Milling machines |
June 23, 1987 |
| A milling machine particularly a disc mill for processing cereal seeds and cereal derivatives including a top disc through a central opening in which the material may be fed, and a bottom disc spaced from the top disc, both discs having mutually opposed profiled surfaces and the distance |
| 4643880 |
Apparatus and process for carbon black production |
February 17, 1987 |
| An air distributor for carbon black reactor in which the air is brought radially inwardly toward the reactor axis is disclosed in which the incoming air is diverted in an upstream direction and flowed around the end of and into a tubular member to achieve distribution. |
| 4603139 |
Bicycle compounds, processes for their preparation and pharmaceutical formulations containing co |
July 29, 1986 |
| Compounds of formula (I'), and compositions containing them: ##STR1## wherein n is 1, 2 or 3, each R.sub.1 independently represents a halogen atom; a hydroxy, carboxyl or C.sub.1-4 alkyl group, a C.sub.2-4 alkenyloxy, phenyl or phenyl-C.sub.1-4 alkoxy group which may be optionall |
| 4590040 |
Carbon black reactor |
May 20, 1986 |
| A carbon black reactor having tangential entry of combustion gases is provided with semicircular ramps to smoothly guide the flow of each tangentially introduced stream of combustion gases toward the reactor outlet enough to avoid turbulent impact with other tangentially introduced c |
| 4547976 |
Addition of fillers to the bed of a particle form evaporator |
October 22, 1985 |
| Filler is added to a particle form evaporator to facilitate the creation and maintenance of a polymer particle bed. |
| 4526958 |
Particle form evaporation start-up |
July 2, 1985 |
| A seed is supplied to a particle form evaporator to form a seed bed. The rate at which seed is supplied is controlled in response to the temperature of the seed bed. The seed bed can be used to facilitate start-up of the particle form evaporator. Apparatus useful for the inventive st |
| 4521590 |
Particle form evaporation of polymer-liquid mixtures |
June 4, 1985 |
| A polymer is dried by introducing a mixture of polymer and liquid into an agitated bed of hot polymer particles. |
| 4498428 |
Combustion control for a boiler |
February 12, 1985 |
| A desired ratio of offgas to fuel gas is maintained for a fuel mixture supplied to the burners associated with a boiler by venting steam as required to insure than all offgas may be combusted while maintained the desired offgas to fuel gas ratio. The venting of steam causes the fuel gas |
| 4483841 |
Carbon black production |
November 20, 1984 |
| A carbon black reactor having tangential entry of combustion gases is provided with semicircular ramps to smoothly guide the flow of each tangentially introduced stream of combustion gases toward the reactor outlet enough to avoid turbulent impact with other tangentially introduced c |
| 4310973 |
Drying polymer solutions |
January 19, 1982 |
| The drying of a polymer solution by the removal of solvent is accomplished by flashing the polymer solution while spraying into a bed of substantially dry polymer particles. The dryer polymer particles coat the partially dried solution polymer droplets, and the remaining solvent is r |
| 4263091 |
Fluid flow control |
April 21, 1981 |
| A plurality of spray nozzles are utilized to introduce a fluid into a vessel. Control valves are associated with each one of the plurality of spray nozzles. The control valves are either fully closed or fully open. The actual value of a process variable is compared to the desired value o |
| 4230374 |
Brake control apparatus for railway cars |
October 28, 1980 |
| A brake control apparatus for railway cars having sprung and unsprung portions is interposed between a brake pressure supply line and a brake cylinder line. A first chamber is connected to the brake pressure supply line and a second chamber is connected to the brake cylinder line. The |
| 4202583 |
Brake control apparatus for railway cars |
May 13, 1980 |
| A brake control apparatus for railway cars having sprung and unsprung portions is interposed between a brake pressure supply line and a brake cylinder line. A first chamber is connected to the brake pressure supply line and a second chamber is connected to the brake cylinder line. The |
| 4198860 |
Method and apparatus for measuring particulate matter flow rate |
April 22, 1980 |
| A flow rate meter is provided for measuring the flow rate of particulate material being conveyed in a fluid stream along a tubular member. The apparatus includes a throat portion in the tubular member which has a length sufficient to accomplish a pressure drop adequate for accurate p |
| 4169634 |
Brake control system and apparatus for railway cars |
October 2, 1979 |
| In a system and apparatus for railway car brake control, a brake control apparatus for cars having sprung and unsprung portions is interposed between a train brake valve in a brake pressure supply line and a brake cylinder line of each railway car. A supply chamber is connected to the |
| 4143923 |
Brake control apparatus for railway cars |
March 13, 1979 |
| A brake control apparatus for railway cars having sprung and unsprung portions is interposed between a brake pressure supply line and a brake cylinder line. A first chamber is connected to the brake pressure supply line and a second chamber is connected to the brake cylinder line. The |
| 4123115 |
Brake control method and apparatus for railway cars |
October 31, 1978 |
| In a method and apparatus for railway car brake control, a brake control apparatus for cars having sprung and unsprung portions is interposed between a brake valve in a brake pressure supply line and a brake cylinder line. A first chamber is connected to the brake pressure supply line an |
| 4042501 |
Purification of iron containing acidic solutions |
August 16, 1977 |
| Iron containing aqueous, acidic solutions, such as acidic stripping solutions used to remove iron from organic extractants, are purified by subjecting the acidic solution to a hydrothermal treatment at elevated temperatures and pressures which cause the precipitation of the dissolved |
| 3951764 |
Aluminum-manganese alloy |
April 20, 1976 |
| Aluminum-manganese alloys containing up to about 10.0% by weight manganese are made by reacting molten aluminum with a manganese oxide, such as MnO or MnO.sub.2, under a blanket of fluoridic salts, for example cryolite. The alloy can also be prepared by electrolyzing the oxides of alumin |
