flocculation treatment agent google patents

US9233861B2 – Flocculation treatment agent – Google Patents

A water-in-oil emulsion is a product form having many practical advantages. A vinylamine-based macromolecule having specific effects as papermaking chemicals and a flocculant is provided in the form of a water-in-oil emulsion having good storage stability and high performance as a flocculation treatment agent.,EP2859927A4 – Flocculation treatment agent – Google Patents ,European Patent Office Prior art keywords treatment agent flocculation treatment flocculation agent treatment Prior art date 2012-06-06 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application …,KR101771783B1 – Flocculation Treatment Agent – Google Patents ,The water-in-oil type emulsion provides a vinyl-amine-based polymer exhibiting a specific effect as a papermaking agent or a coagulant, in the form of a product having practical advantages, and a water-in-oil type emulsion excellent in storage stability and excellent in performance as a flocculation treatment agent. The present invention is a flocculation treatment agent comprising a water-in …

CN104470612A – Flocculation treatment agent – Google Patents

Provided is a water-in-oil type emulsion that has a high storage stability and exhibits an excellent performance as a flocculation treatment agent, wherein a vinylamine polymer capable of expressing specific effects as a papermaking agent or a flocculation agent is formulated into the water-in-oil type emulsion having a number of practical advantages.,WO2013183184A1 – Flocculation treatment agent – Google Patents ,Provided is a water-in-oil type emulsion that has a high storage stability and exhibits an excellent performance as a flocculation treatment agent, wherein a vinylamine polymer capable of expressing specific effects as a papermaking agent or a flocculation agent is formulated into the water-in-oil type emulsion having a number of practical advantages.,CN108658196A – patents.google.com ,The present invention proposes a kind of Industrial Wastewater Treatment composite flocculation agent, according to the number of parts by weight, including following components:10~20 parts of hydroxy ethylene diphosphonic acid, 40~60 parts of poly-ferric chloride organic composite coagulator, 10~20 parts of flyash modified bodied ferric sulfate, 15~25 parts of poly-epoxy succinic acid, 20 …

CN111777232A – 生产废水除氟处理系统及方法 – Google Patents

CN111777232A CN202010777727.6A CN202010777727A CN111777232A CN 111777232 A CN111777232 A CN 111777232A CN 202010777727 A CN202010777727 A CN 202010777727A CN 111777232 A CN111777232 A CN 111777232A Authority CN China Prior art keywords tank sludge wastewater flocculation water Prior art date 2020-08-05 Legal status (The legal status is an assumption and is not a legal conclusion.,CN215250222U – patents.google.com ,CN215250222U CN202120610617.0U CN202120610617U CN215250222U CN 215250222 U CN215250222 U CN 215250222U CN 202120610617 U CN202120610617 U CN 202120610617U CN 215250222 U CN215250222 U CN 215250222U Authority CN China Prior art keywords magnetic reaction heavy metal tank magnetic separation Prior art date 2021-03-26 Legal status (The legal status is an assumption and is not a legal conclusion.,CN215712199U – patents.google.com ,CN215712199U CN202120353858.1U CN202120353858U CN215712199U CN 215712199 U CN215712199 U CN 215712199U CN 202120353858 U CN202120353858 U CN 202120353858U CN 215712199 U CN215712199 U CN 215712199U Authority CN China Prior art keywords tank ultrafiltration water nanofiltration communicated Prior art date 2021-02-08 Legal status (The legal status is an assumption and is not a legal conclusion.

US Patent Application for ENHANCED FLOCCULATION OF …

Methods are provided for treating intimately dispersed mixtures of water, bitumen, and fine clay particles, such as oil sands mature fine tailings (MFT). Select methods use dissolved silicate ions and a base (alkali), optionally in combination with a biopolymer, to flocculate a slurry.,US Patent Application for COMBINATION OF FLOCCULANT WITH … ,A method and formulations for treatment of wastewater by combination of a flocculant and surfactant are described herein. The co-addition of the flocculant with an anionic, cationic or non-ionic surfactant produces improved separation of contaminants from wastewater to yield pure or highly pure water.,Selective flocculation-desliming method for spodumene ores … ,The invention discloses a spodumene ore selective flocculation-desliming method, which comprises the steps of firstly adding a proper amount of sodium carbonate into finely ground spodumene ore pulp, fully stirring, adding a compound flocculating agent consisting of sodium carboxymethylcellulose, oleic acid and tween-20, fully and uniformly mixing fine-grained spodumene minerals to form flocs …

Review of Recent Patents on Coagulation / Flocculation (C …

Flocculation and dispersion of colloidal suspensions are important unit operations in many industries such as pulp and papermaking [1], mineral and ceramics processing [2,3], and water treatment …,Electroplating wastewater treatment device – Patent CN … ,The utility model discloses an electroplating wastewater treatment device, cross filter tower, flocculation and precipitation pond, alkali lye reaction tank and adsorb the pond including the infundibulate that connects gradually, the infundibulate is crossed filter tower upper portion lateral wall and is equipped with the electroplating effluent entry, and inside is equipped with multilayer …,US Patent Application for Gas Flotation Water Treatment … ,The water treatment system can have a tank having an elongated shape with two opposite ends and two transversally opposite sides; a flocculation chamber at one of the opposite ends of the tank, the flocculation chamber having at least one treated water inlet and a mixer and a separation chamber adjacent to the flocculation chamber inside the tank, the separation chamber having at least one …

Coagulation and Flocculation in Water and Wastewater …

Coagulation and flocculation are essential processes in various disciplines. In potable water treatment, clarification of water using coagulating agents has been practiced from ancient times.,Treatment of waste water by coagulation and flocculation … ,M. Rusiniak. In this study the process of tannery wastewater treatment by electrocoagulation and coagulation with FeCl3 followed by advanced oxidation processes (Fenton reaction, O3/OH-, O3/H2O2 …,US Patent Application for PROCESS FOR SINGLE … – Justia ,The current invention provides a novel process for the treatment and reclamation of drilling frac flowback and produced wastewater from the drilling industry. The wastewater is delivered to the EMC/F System from a frac tank or other reservoir.

High salt acid sewage treating agent – Patent CN-106219718 …

The present invention relates to waste water treating agent technical field, especially a kind of high salt acid sewage treating agent, is made up of following raw materials by weight portion: limestone 40~45 parts, sodica calx 30~35 parts, sodium silicate 10~15 parts, lignin 5~13 parts, flocculant 5~8 parts, modification infusorial earth 2~4 parts.The high salt acid sewage …,Google Patents Advanced Search – Google Search ,Search and read the full text of patents from around the world with Google Patents, and find prior art in our index of non-patent literature.,(PDF) Types of polyelectrolytes used as flocculation agents ,Organic polymers such as polyelectrolytes provide a process of adsorption and bridging between particles as a more explicit example of flocculation process. Cationic, anionic, and nonionic …

US Patent Application for METHODS FOR PRODUCING A MANURE …

The invention relates to the separation of manure in fractions and the treatment of said fractions in order to retrieve useful components to produce manure-derived bioplastic and other manure-derived bioproducts. The invention further relates to a method for producing composite (bio)plastic, and to a method for producing fibre from regenerated manure-derived cellulose.,The FF (flocculation–flotation) process – ScienceDirect ,The flocculation–flotation system (FF ®, Rubio et al., 2003) is composed of a turbulent “flocculator” to generate aerated polymeric flocs coupled with solid/liquid, solid/liquid/liquid 2 or liquid/liquid 2 separation devices (columns, tanks, centrifuges). Here, the basic concept is that of a reactor (zigzag or static mixer types) of flocculator and a floc flotation separator ().,Polymers for Coagulation and Flocculation in Water Treatment ,Oladoja NA (2017) Mechanistic insight into the coagulation efficiency of polysaccharide based coagulants. In Oladoja NA, Unuabonah EI, Amuda OS, Kolawole OM (eds) Polysaccharides as green and sustainable resource for water and wastewater treatment.

Improving the Efficiency of a Coagulation-Flocculation …

Efficiency of coagulation-flocculation process used for semiconductor wastewater treatment was improved by selecting suitable conditions (pH, polyelectrolyte type, and concentration) through zeta potential measurements. Under this scenario the zeta potential, ζ , is the right parameter that allows studying and predicting the interactions at the molecular level between the contaminants in the …,Use of nanoparticular and soluble anionic celluloses in … ,The flocculation performance of the ADACs was evaluated by measuring the residual turbidity of the settled kaolin suspension after coagulation-flocculation treatment using similar procedure as in standard jar testing. The kaolin clay suspension (1000 ml) was treated using only alum or using both alum and nanoparticular or soluble ADACs.,Surface water treatment with tannin-based coagulants from … ,Tannin-based coagulant agent called Silvafloc was tested on surface river water clarification. This novel coagulant can be used in drinking water treatment, and consist of a chemically modified tannin extract from Schinopsis balansae, commonly known as Quebracho colorado.Low coagulant doses reached high turbidity removal percentage and operational conditions of neutral pH and room temperature …

Flocculation Companies and Suppliers (Water and Wastewater

Yixing Cleanwater Chemicals Co.,Ltd. based in Yixing, CHINA.,Coagulation–flocculation mechanisms in wastewater … ,The experimental strategy, to study the conditions of coagulation–flocculation process was to examine the profiles of ζ = f(pH) of commercial PEs used in semiconductor assembly waste water treatment plants. Once the isoelectric point of the coagulant and flocculant was determined, as well as that of the sampled wastewater, PE dosing was …,Preparation and Mechanism of a New Enhanced Flocculant … ,Bentonite is characterized by the large specific surface, good adsorption, ion exchange ability, and nontoxicity. An enhanced bentonite base composite flocculant (BTA) can be prepared from treating the calcium base bentonite and compositing various functional additives.

Removing heavy metals from polluted surface water with a …

Treatment was the following: 1 L of surface turbidity-known water was put into a beaker.Around 20 ppm of metal was added, and pH of the experiment was fixed by using HCl 1 M solution and saturated Ca(OH) 2 solution. Jar-test procedure was carried out (VELP-Scientifica JLT4 apparatus), without flocculant adding (100.,Recent Advances on Coagulation-Based Treatment of … ,Several treatment technologies are used to process raw water sources into drinking water and transform wastewater into treated effluent before it is discharged to water bodies [1, 3]. Most of the treatment processes, whether for water or wastewater, cannot be separated from coagulation and flocculation stages, as part of the treatment processes.,Flocculation and antimicrobial properties of a cationized … ,Thus, developing novel natural polymer-based water treatment agents with multi-functionality is significant (Xiao, 2008, Huang et al., 2016, Huang et al., 2017). Chitosan is a high-performance natural polymer that demonstrates good flocculation and antibacterial performance ( Guibal et al., 2006 , Yang et al., 2016 ).

Surface water treatment with tannin-based coagulants from …

Tannin-based coagulant agent called Silvafloc was tested on surface river water clarification. This novel coagulant can be used in drinking water treatment, and consist of a chemically modified tannin extract from Schinopsis balansae, commonly known as Quebracho colorado.Low coagulant doses reached high turbidity removal percentage and operational conditions of neutral pH and room temperature …,Flocculating agent | Article about flocculating agent by … ,Polyferric sulfate is a kind of inorganic high polymer flocculating agent.It possesses various advantageous characteristics, such as high speed of precipitation, high density of alumen ustum, high rate of pollution removal and low amount of sewage sludge, thereby making it an important utility for water treatment.,Use of nanoparticular and soluble anionic celluloses in … ,The flocculation performance of the ADACs was evaluated by measuring the residual turbidity of the settled kaolin suspension after coagulation-flocculation treatment using similar procedure as in standard jar testing. The kaolin clay suspension (1000 ml) was treated using only alum or using both alum and nanoparticular or soluble ADACs.

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