Welcome to BNA company!

No. 1688, Gaoke East Road,Shanghai, China.

Call us anytime

0086-21-58386256

Opeening Time

Mon-Sat: 8.30-18.00

Production of ethanolamine by amination of ethylene oxide ...

A process is provided for selectively producing monoalkanolamines, especially monoethanolamine, from ammonia and ethylene oxide using acid activated clay catalysts. The process is very attractive economically because high reactor productivity rates are obtained with this catalyst.

High-grade biofuel production from catalytic pyrolysis of ...

During the production process of vegetable oil, activated clay is utilized to decolorize the crude oil. According to statistics, an average of 2%–5% of activated clay is consumed per ton of fat. The used activated clay is called waste clay, which is a kind of solid waste (Xu et al., 2020a).

Activated Alumina Overview - FEECO International Inc.

Activated alumina is a form of aluminum oxide (Al 2 O 3) with a myriad of industrial uses.A recent industry report by Grand View Research estimates the activated alumina market will see a CAGR of 5.4% up to 2025, largely as a result of its use in water treatment applications, which continue to grow in importance, as well as its use as a catalyst in the oil and gas industry.

Introduction to Activated Carbon

Activated carbon can be used to treat a variety of ailments and poisonings. Conclusion. Activated carbon is an incredibly diverse material that lends itself to thousands of applications through its superior adsorbent capabilities. FEECO provides custom rotary kilns for both the production and reactivation of activated carbon.

A novel separation method of the valuable components for ...

the activated clay production process and the needs of production and environmental protection, the separation of iron and aluminum in the wastewater after pre-neutra-

Low-CO2 cement production with activated clay

Climate-neutral cement production a step closer. Alongside technology for the production of thermally activated clays, thyssenkrupp is working on further products and processes for the "green" cement plant of the future. One example is oxyfuel technology.While the use of activated clay helps substantially reduce CO 2 emissions and energy consumption, a certain amount of limestone is still ...

Introduction To Activated Sludge Study Guide

Conventional activated sludge is an aerobic process. Many bacteria in the activated sludge process need free oxygen (O2) to convert food into energy for their growth. For optimal performance, it is very important for an operator to be sure enough oxygen is being provided in the aeration tanks for the microorganisms (typically 1.0-3.0 mg/L ...

thyssenkrupp to build first industrial-scale activated ...

01 April 2020. Germany-based equipment supplier thyssenkrupp will build the first industrial-scale cement plant that uses activated clay to produce low-carbon cement in Cameroon, according to a company statement. thyssenkrupp is to fit the first cement plant with a system for the production of calcined clay for the Dutch-based company Cimpor ...

What is Bentonite/Activated Clay?

What is Bentonite/Activated Clay?. Activated Clay, or Bentonite, is an absorbent aluminium phyllosilicate clay where a large portion is made up of the element montmorillonite.This is a widely used natural desiccant used primarily for the protection of industrial packaging. The dry clay desiccant is in the form of slightly coarse granules compared to silica gel and inserted and used in the same ...

Activated Sludge Process Control Manual - Michigan

This Activated Sludge Training Manual was prepared by the Michigan Department of Environmental Quality, Operator Training staff. It is intended to be used as an aid in the presentation of the MDEQ Activated Sludge Process Control Training Course, along with numerous handouts, class discussion, and an abundance of slides.

Ceramic Membrane Production from the Mixture Composition ...

The study has been done in membrane production from the ratio of clay, zeolite and activated carbon. The goal of this study is to make membrane from clay, zeolite and activated carbon with micro particle size using Planetary Ball Milling Fritsch Pulverisette. The comparison of clay, zeolite and activated carbon is 80% : 10% : 10%, 70% : 20% : 10%, 60% : 30% : 10%, 50% : 40% : 10% with ...

CN105129830A - Method for preparation of potassium alum ...

The present invention discloses a method for preparation of potassium alum from activated clay production mother liquor, and belongs to activated clay wastewater treatment and inorganic salt preparation technical field. The method is as follows: aluminum sulfate in activated clay production wastewater is mixed with newly-added aluminum sulfate and potassium sulfate, and a potassium alum ...

Press release - thyssenkrupp

Activated clay significantly reduces CO2 footprint and energy consumption CO2 is a natural constituent of limestone, the main component of cement. For each ton of cement clinker produced, around 790 kilograms of process-related CO2 is emitted.

CA1330666C - Production of ethanolamine by amination of ...

PRODUCTION OF ETHANOLAMINE BY AMINATION OF ETHYLENE OXIDE OVER ACID ACTIVATED CLAYS (D#80,833-F) ABSTRACT OF THE DISCLOSURE A process for preparing monoalkanolamines from ammonia and alkylene oxide using a catalyst which allows for high selectivity and high productivity which comprises an acid modified montmorillonite clay.

US5008226A - Process for making acid activated …

A process for making acid-activated bleaching earth from certain naturally occurring mixtures of calcium bentonite and attapulgite clay. The process involves treating such clay with low levels of activating acid which are mixed with the dried and ground clay, or spray dried from slurries containing the clay-acid mixture. Advantages include: lower acid costs/unit mass of clay treated, lower ...

What is Activated Clay? (with picture)

Mary McMahon Activated clay can be used to help clean up oil spills. Activated clay is clay, usually of bentonite origin, which has been treated to improve its ability to adsorb. The clay is processed with acid, upping the adsorption properties of the clay considerably. Once it has been treated, activated clay can also be reactivated as it is used, allowing people to reuse the clay …

Bleaching earth product and method for producing and using ...

A process according to claim 22 wherein said acid-activated clay is selected from the group consisting of acid-activated montmorillonite, acid-activated attapulgite, and mixtures thereof. 24. A process according to claim 14 wherein said microsphere has a pore volume of at least about 0.5 cubic centimeters per gram in the 600 Å to 10,000 Å ...

Low-CO2 Cement Production With Activated Clay | Concrete ...

At the same time, the process requires large amounts of energy, because for the production of cement clinker, limestone has to be heated with other aggregates to temperatures of more than 1,400°C. With polysius activated clay, thyssenkrupp has developed a technology that allows around one-third of the cement clinker to be replaced with ...

bleaching earth, bleaching clay, activated bleaching earth ...

About Us "Refoil" is the product name for a wide range of Activated Bleaching Earth produced by "Refoil" group of companies with their flagship company Refoil Earth Pvt. Ltd. The group went into the production of Activated Bleaching Earth in year 1980. Over the time span of more than 35 years the group has earned a good name as a dependable supplier with high quality products of consistent nature.

Activated clay particles having similar shapes, method for ...

According to the conventional production of activated clay by the treatment with an acid, the treatment conditions are adjusted such as adjusting the acid concentration, temperature, treating time, etc. so that the acid-soluble basic components in the clay minerals are at least partly eluted to improve decolorizing performance and to increase ...

Introducing activated clays on an industrial scale ...

On the way to the polysius green cement plant . polysius activated clay is part of a broad-based initiative. The cement plant manufacturer thyssenkrupp is in the process of developing a fully green and digital cement plant for a more sustainable yet economical cement production. polysius is thyssenkrupp's product family brand for the cement industry, valued for its reliability and cutting ...

#grey2green - The quiet revolution in cement production ...

The polysius® activated clay technology developed by thyssenkrupp makes it possible to reduce CO2 emissions from cement production by up to 40 percent. Part of the cement clinker is replaced by calcined, i.e. thermally activated, clay. The first large-scale plant with activated clay technology is scheduled for completion in fall 2021.

Low-CO2 cement production with activated clay ...

Technology from thyssenkrupp reduces carbon dioxide emissions in cement production by up to 40 percent.

BENTONE, BARAGEL rheological additives

Clay chemistry 4 From natural clay to grease thickener 5 BENTONE®, BARAGEL® thickening process 6 Milling equipment and high shear manufacturing equipment 7 Grease manufacturing processes 7 Application of organoclay grease 8 Self activated BARAGEL® 3000 9 ...

Bleaching Earths - TAIKO Group

1. A typical dry degumming process only hydrates out 90% of the total gums present in the CPO. 2. A well engineered wet acid activated clay is able to adsorb all of the hydrated gums together with other trace metal contaminants and most of the heat stable pigments (carotenoids) from the CPO.

Tuning the chemistry of seawater with activated clay: an ...

In this research, the capability of activated clay to be used for tuning the chemistry of seawater for subsequent production of SmartWater was investigated. Filter cakes were formed using bentonite and its blends with raw clay and activated clay (which was produced in-house using locally obtained clay samples).

Adsorptive removal of dibenzothiophene sulfone from fuel ...

Utilizing the adsorbent of activated clay was spontaneous while kaolinite was non-spontaneous at 298–328 K. Bentonite was found to be only non-spontaneous at 298 K. Activated clay displayed a good potential in adsorbing sulfones to achieve low sulfur fuel oil in an oxidative desulfurization process.

TERRAM Fullers Earth, High Quality Activated Bleaching ...

Terram activated bleaching earth clay is a Calcium Bentonite that is activated by sulphuric acid, washed, dried, and grinded into powder. It has good absorption power and is used as an absorbent and catalyst. It is used for refining crude palm oil, coconut oil, soybean oil, …

Bentonite Clay Manufacturers | Activated Bentonite Clay ...

Buy Activated Bentonite Clay from the Market Leader. Swell Well Minechem Pvt. Ltd is the market leader and a prominent distributor of activated Bentonite Clay.We supply our products at a high-quality, and thus you can use them for bleaching, binding, healing or any of your required purposes easily.

Bleaching Clay Industry Trends & Opportunities

The process of manufacturing bleaching clay starts from sourcing of fuller's earth, bentonite, or attapulgite clay. This clay is later processed and activated using chemicals in the required specifications to enhance its bleaching and refining quality.

Low-CO2 cement production with activated clay ...

Activated clay significantly reduces CO 2 footprint and energy consumption CO 2 is a natural constituent of limestone, the main component of cement. For each ton of cement clinker produced, around 790 kg of process-related CO 2 is emitted.

Low-CO2 cement production with activated clay ...

It is the second calcined clay project of Cimpor Global Holdings. Activated clay significantly reduces CO2 footprint and energy consumption CO2 is a natural constituent of limestone, the main component of cement. For each ton of cement clinker produced, around 790 kilograms of process …

Low-CO2 cement production with activated clay ...

That's exactly what polysius activated clay technology provides.' Climate-neutral cement production a step closer. Alongside technology for the production of thermally activated clays, thyssenkrupp is working on further products and processes for the 'green' cement plant of the future. One example is Oxyfuel technology.