| Patent Number |
Title Of Patent |
Date Issued |
| 6841513 |
Adsorption powder containing cupric chloride |
January 11, 2005 |
| An adsorption powder useful for the removal of mercury and other metals, as well as furans, dioxins and other organic compounds from gaseous streams. The powder may be characterized as containing a carbon-based powder and an effective amount of cupric chloride suitable for removing metal |
| 6638347 |
Carbon-based adsorption powder containing cupric chloride |
October 28, 2003 |
| A carbon-based, adsorption powder containing an effective amount of cupric chloride suitable for removing mercury from a high temperature, high moisture gas stream, wherein the effective amount of cupric chloride ranges from about 1 to about 45 wt percent. Additional additives, such as |
| 6589318 |
Adsorption powder for removing mercury from high temperature, high moisture gas streams |
July 8, 2003 |
| An adsorption powder for removing mercury and other metals, dioxins, furans and other organic compounds from metal- and organic compound-comtaminated soil and method therefor. The adsorption powder may be characterized as containing from about 1 to 97% of carbon, from about 1 to 97% of c |
| 6582497 |
Adsorption power for removing mercury from high temperature high moisture gas streams |
June 24, 2003 |
| There is disclosed an adsorption powder effective for capturing mercury from a high temperature, high moisture gas stream comprising: about 1-97% carbon; about 1-97% of alkaline material; about 1-97% cupric chloride impregnated carbon, and about 1-60% carbon impregnated with KI.sub.3. |
| 6558642 |
Method of adsorbing metals and organic compounds from vaporous streams |
May 6, 2003 |
| A method and adsorption powder useful for the removal of mercury and other metals, as well as furans, dioxins and other organic compounds from high temperature and high moisture gaseous streams. The method utilizes an adsorption powder characterized as containing a carbon-based powder an |
| 6533842 |
Adsorption powder for removing mercury from high temperature, high moisture gas streams |
March 18, 2003 |
| There is disclosed an adsorption powder effective for capturing mercury from a high temperature, high moisture gas stream comprising: about 1-97% carbon; about 1-97% calcium hydroxide; about 1-97% cupric chloride impregnated carbon, and about 1-60% carbon impregnated with KI.sub.3. A |
| 6524371 |
Process for adsorption of mercury from gaseous streams |
February 25, 2003 |
| A process for removing mercury and organic compounds from gaseous stream using an adsorption powder, characterized as containing a carbon-based powder and an effective amount of cupric chloride, the process characterized by the steps of: a) placing a solid phase mercury-containing con |
| 6343611 |
Reduced energy cleaning appliance |
February 5, 2002 |
| The appliance comprises a container for receiving the soiled articles, a circulation pump for distributing a hot liquid to the container, a drain positioned in the container and connected to the pump for emptying the liquid from the container upon completion of a cycle and a hydroclone |
| 6120579 |
Process for cleaning mercury-contaminated soils |
September 19, 2000 |
| The present invention relates to a process for cleaning mercury-contaminated soils that is simple, efficient and safe to use. This process can also be used to clean soils contaminated with additional metals, such as zinc, copper and lead, at a lower pH. The invention involves treatin |
| 6096223 |
Method for treating metal contaminated water |
August 1, 2000 |
| The present invention relates to a process for treating contaminated water to precipitate metals without increasing the total dissolved solids content. In particular, the invention relates to the use of phosphoric acid and calcium hydroxide or calcium oxide to adjust the pH of chromium |
| 6001190 |
Reduced energy cleaning appliance |
December 14, 1999 |
| The appliance comprises a container for receiving the soiled articles, a circulation pump for distributing a hot liquid to the container, a drain positioned in the container and connected to the pump for emptying the liquid from the container upon completion of a cycle and a hydroclone |
| 5994673 |
Variable volume oven |
November 30, 1999 |
| A variable volume oven that can be modified to adjust its volume according to the cooking load. The volume of the oven is able to be adjusted by providing a heating element that is vertically adjustable within the oven to a position that provides better convective and radiative heating t |
| 5968461 |
Process for cleaning mercury-contaminated soils |
October 19, 1999 |
| The present invention relates to a process for cleaning mercury-contaminated soils that is simple, efficient and safe to use. This process can also be used to clean soils contaminated with additional metals, such as zinc, copper and lead, at a lower pH. The present invention involves |
| 5770537 |
Low-temperature method to regenerate carbon loaded with sulfur compounds |
June 23, 1998 |
| Disclosed is a low-temperature process for regenerating carbon adsorbents utilized in flue gas desulfurization where carbon loss is minimized. The carbon adsorbent is soaked or washed in a basic reducing solution having a pH greater than 7.0 at room temperature to remove sulfur-containin |
| 5706588 |
Device and method for separating lint particles in a clothes dryer |
January 13, 1998 |
| The present invention discloses a device and method for separating lint particles in a clothes dryer. In the present invention, the device and method use a cyclone to separate the lint particles. The cyclone includes a housing container having an inlet port and an outlet port. A screen i |
| 5520815 |
Process for removal of lead and oil contaminants from machining coolant solutions |
May 28, 1996 |
| The process for removal of contaminants from coolants involves using an inorganic hydrophilic membrane, such as a ceramic membrane with varying pore sizes, to remove lead particulates, including soluble lead that is converted to insoluble lead precipitates, and oil from machining coolant |
| 5514218 |
Soil washing process using polymeric sorbents |
May 7, 1996 |
| Contaminated material is decontaminated using a process in which fractions of the contaminated material are sequentially exposed to a polymeric sorbent to enhance removal of contaminants. The contaminated material is first converted into a slurry which may be divided into a sand slurry a |
| 5489738 |
Enhanced volatilization of polychlorinated biphenyl compounds |
February 6, 1996 |
| This invention provides a method or process for separating an organic chlorinated contaminant such as polychlorobiphenyl from an inert porous material which comprises admixing the material with an effective amount of a volatilizable organic liquid in which the contaminant is soluble, |
| 5480558 |
Electric enhancement of adsorbent flotation separation |
January 2, 1996 |
| An adsorbent electrode assembly electrically enhances contaminant removal in soil washing processes. The adsorbent electrode assembly is immersed in the froth of a flotation cell and connected to one pole of a battery. The other pole of the battery is connected to the flotation cell tank |
| 5430232 |
Enhanced volatilization of polychlorinated biphenyl compounds |
July 4, 1995 |
| Polychlorinated biphenyls and chlorinated hydrocarbons are separated from soil by oil assisted desorption followed by vacuum stripping in presence of a sweep gas. |
