method dewatering patenten

US7172700B2

2003-02-05 Priority to US10/358,834 priority Critical patent/US7195707B2/en 2005-01-31 Application filed by Ruppel Michael J filed Critical Ruppel Michael J 2005-01-31 Priority to US11/046,671 priority patent/US7172700B2/en 2005-08-04 Publication of Critical

US Patent, Patent Application and Patent Search

Patent number: 10003057 Abstract: A paper suitable for use as separator in an electrochemical cell, including at least 60 wt. % of an aramid fibril and at least 1 wt. % of an aramid fiber. The paper has a grammage of 5 to 100 g/m2, and the aramid fibril has a Canadian Standard Freeness (CSF) in a wet phase of less than 300 ml and a specific surface area (SSA) after drying of less than 3 m2/g.

Method of separating and de-watering fine particles …

 · A process for cleaning and dewatering hydrophobic particulate materials is presented. The process is performed in in two steps: 1) agglomeration of the hydrophobic particles in a first hydrophobic liquid/aqueous mixture; followed by 2) dispersion of the agglomerates in a second hydrophobic liquid to release the water trapped within the agglomerates along with the entrained hydrophilic particles.

Sediment and sludge dewatering by vacuum bag …

Dewatering by vacuum bag method (vacuum bag method) includes at least one sediment or sludge enclosure, a porous media spacer, an air impermeable sheet or membrane, and a vacuum source. Depending on the transmissivity of the porous media spacer, one or more perforated drain tubes may be required to provide uniform distribution of vacuum across the porous media spacer area.

METHOD AND DEVICE FOR DEWATERING …

Said dewatering device (10) is configured as a star or disk sieve machine (100) which is arranged above a press water basin (11) in which the press water (21) obtained is collected. A floating layer (22) forms on top of the press water (21) and can be skimmed off after a certain rest period and be supplied to the post-fermentation lot (20).

Method of dewatering sandy soils

There is a method of dewatering wells, including drilling, filing in a pulsed mode of air-wells for intensification of water [1]. However, this method is tedious, the bones of way. There is a method of dewatering sandy soils, including drilling, formation in the region of their faces pits, equipment wells perforated pipes, backfilling of pits, gravel and pumping groundwater using pump [2].

A METHOD OF DEWATERING ORGANIC LIQUIDS

 · A METHOD OF DEWATERING ORGANIC LIQUIDS (PAT - KR100650964B) Patent: Examined Patent Application, Second Publication; SINCE 970930 Granted Patent - Republic of Korea Application: KR20017007212 on 2001-06-09 Publication: 2006-11-29 ...

US Patent for Method of dewatering sludge using …

Justia Patents Treating By Enzyme US Patent for Method of dewatering sludge using enzymes Patent (Patent # 6,733,673) Method of dewatering sludge using enzymes Jan 29, 2002 - Ondeo Nalco Company This invention concerns a method of ...

Patents Assigned to Ondeo Nalco Company

Justia - Patents - Patents and Patent Application Resources Abstract: A method of dewatering sludge comprising adding an effective amount of one or more cellulolytic enzymes, one or more oxidants and one or more flocculants to the sludge to form a mixture of water and coagulated and flocculated solids and separating the coagulated and flocculated solids from the water.

Mine dewatering system and method by …

Get details on patent AU2011259819 - Mine dewatering system and method by SCHLUMBERGER TECHNOLOGY B.V. and more at IP in Australia IP Australia AU Patents sankey-benson-wheels-pty-limited schlumberger-technology-bb ...

Method of a gas dewatering

FIELD: methods of gases dewatering. SUBSTANCE: the invention is pertaining to the field of gases dewatering. The method provides for creation of a closed contour including a closed volume, a gaseous drying machine, a choking device and valves, in which a gas dewatering is conducted continuously under a constant pressure in the closed volume with increasing consumption of a gas in a gaseous ...

Method of dewatering slurries

Method of dewatering slurries A Standard patent application filed on 18 June 1993 credited to Keeney, Mark Edward Details Application number : 42982 Application type : …

US Patent for Method for dewatering a polymer and the …

Justia Patents With Reactant Having Halo-c(=o)-halo, Halo-c(=o)-o-, Or -o-c(=o)-o- Group US Patent for Method for dewatering a polymer and the polymer made therefrom Patent (Patent # 10,689,492)

7 Methods Of Dewatering Full Explained | Procedure | Use

 · In this methods of dewatering, a wall of frozen clay is made by, freezing the moist soil of the area where the excavation is to be carried out. The process of freezing method of dewatering is as follows: Large pipes of 10 to 15 cm diameter are laid in the …

US Patent for Method of dewatering hydraulic, …

Justia Patents Water Removal (dehydration) US Patent for Method of dewatering hydraulic, lubricating and petroleum based fluids using a positive pressure drying gas in a gravity operated, mobile, dewatering system Patent (Patent # 9,782,693) A high throughput ...

US5906750A

The present invention provides a method for effectively and efficiently dewatering any sludge, with emphasis on dewatering biological sludge from a thermophilic digestion process. The method, in...

Method of separating and de-watering fine particles …

 · A process for cleaning and dewatering hydrophobic particulate materials is presented. The process is performed in two steps: 1) agglomeration of the hydrophobic particles in a first hydrophobic liquid/aqueous mixture; followed by 2) dispersion of the agglomerates in a second hydrophobic liquid to release the water trapped within the agglomerates along with the entrained hydrophilic particles.

Dewatering Patents and Patent Applications (Class …

 · Dewatering Patents (Class 110/221) System and method for plastic waste disposal. Patent number: 10909547. Abstract: This invention provides a system or method that includes combustion of mixed content solid waste to produce flue gases and separation of carbon dioxide gas in the produced combustion flue gas from other gaseous constituents of the ...

SYSTEM AND METHOD FOR DEWATERING AN AREA

 · Patent: Publ.of the Int.Appl. without Int.search REP. - World Intellectual Property Organization Application: WO2007US08357 on 2007-04-04 Publication: 2007-10-11 Abstract A system and method for dewatering an area in which a catch basin is situated within ...

Method for dewatering coke tar-water mixtures (Patent) | …

A method for dewatering tar-water mixtures obtained from the coking of coal is disclosed. The method involves adding to the tar from 150 to 3,000 ppm of a di-ti butyl ethoxylated phenol compound dissolved in water, heating the tar-water mixture, and then agitating it to allow contact with the chemical additive.

Dewatering: Important, Methods of Dewatering in …

Dewatering is done both ways and a vacuum is maintained in the well using the airtight seal for all points. Well point system: This method is based on gravity flow, it consists of a perforated pipe which is about 0.5 to 1 meter long and 5 to 8 cm in diameter.

US Patent for Method for dewatering and operating coal …

Justia Patents US Patent for Method for dewatering and operating coal seam gas wells Patent (Patent # 10,738,586) Method for dewatering and operating coal seam gas wells Jun 7, 2019 - …

US20130192822A1

- Google Patents A system and method for efficiently and effectively removing water from mine areas is presented. In one embodiment, one or more directionally drilled dewatering wells are drilled...

Method of dewatering a fibrous web with a press belt …

U.S. patent number 7,351,307 [Application Number 10/768,423] was granted by the patent office on 2008-04-01 for method of dewatering a fibrous web with a press belt.This patent grant is currently assigned to Voith Paper Patent . Invention is credited to

US4795531A

A method of enhancing the dewatering of paper during the papermaking process which includes adding a low molecular weight cationic coagulant and then colloidal silica and a high molecular weight...

Method and apparatus for dewatering vegetables and …

A frame structure having a pre-dewatering unit fixedly mounted thereon and a final-dewatering and inspection table unit movably mounted thereon. The pre-dewatering unit includes a vertically extending receiving compartment through which the mixture of water and vegetables passes upwardly from bottom to top and a pre-dewatering chute adapted to receive the mixture flowing over the top of the ...

US5458786A

The process of dewatering by displacement is capable of achieving the same level of moisture reduction as thermal drying but at substantially lower energy costs. Fine coals are dewatered in an...

dewatering phosphate method

Dewatering, Phosphorus, ... struvite prior to dewatering is one potential method to ... Inquire Now Increasing phosphorus recovery from dewatering from dewatering centrate in microbial electrolysis ... there are a number of methods for phosphorus ... for efficient

US5262064A

- Google Patents A method of dewatering mineral-containing phosphatic clay sludge comprising adding to the sludge (a) an aqueous solution or emulsion of acrylamide polymer flocculating agent and...

Four Methods of Dewatering and How to Choose One

Dewatering, as its name suggests, is the process of removing surface and subsurface water from a construction site. Whether you have to remove small amounts of water in case of shallow excavations (up to 1.5 m deep) or have to control large quantities of water in deep excavations (over 3 m deep), you will need to consider a wide range of methods to make sure adequate precautions have been taken.

Method Dewatering Invention

US Patent # 5,382,368. Method for dewatering sludge - Patents Method for dewatering sludge Abstract. In the Invention is directed to a method and apparatus for dewatering sludge wastes discharged from a factory such as pulp ...

US4997578A

Method and apparatus for dewatering and squeezing material Download PDF Info Publication number US4997578A ... 1987-02-18 Priority to SE8700658A priority Critical patent/SE456149B/sv 1987-02-18 Priority to SE8700658 priority 1988-02-12 filed Critical ...

US7351307B2

A method of dewatering a fibrous web in a paper machine including the steps of carrying the fibrous web on a side of a first fabric; contacting the fibrous web with a side of a second fabric, the...

Method Statement For Dewatering Pdf fargo

method for dewatering pdf checked for full system is invalid character in question, we are also the base. Edges from the method statement dewatering pdf vertical using standpipe piezometers will be made until the drilling. Setting up your payment for dewatering ...

US Patent for Method for dewatering water-containing …

 · A method for dewatering water-containing coal which includes heating the water-containing coal at a temperature of 100 to 350 C. under a pressure not less than a saturated steam pressure at the temperature for the heating, while applying a shearing force of 0.01 ...

Dewatering Method Statement | Deep Foundation | Soft …

Dewatering Method Statement - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. Dewatering Method Statement Leia gratuitamente