When we use aeration?

What are targets of water aeration

31 December 2016 1,435 0 View

What is the cheapest method of aeration?

Think about aspiration

31 December 2016 3,806 0 View

What is the role of capillary-conducted phase in liquid-liquid separation?

In connection with drop coalescence.

10 November 2016 8,589 0 View

What is the influence of inlet oil concentration on separation efficiency of oily waste water using fiber bed coalescer?

In range from 500 mg/l to 2%

10 November 2016 4,166 0 View

What is capillary-conducted phase in porous matrix?

Spielman was used this term

10 November 2016 9,830 0 View

Are there any differences in design for coalescer for liquid/liquid separation and gas/liquid separation?

Talking only about fiber bed coalescer?

10 November 2016 5,902 0 View

There are limit in capacity of bed coalescer for liquid/liquid separation?

For oil field for example.

09 October 2016 2,898 5 View

What is the main diferencies between polymer fibers and fibers of stainless steel?

Do not thing about surface energy?

09 October 2016 6,542 0 View

What is the most important characteristic of fiber bed?

09 October 2016 926 0 View

What is the proper method for determining the wettability of polymeric fibers?

10 November 2014 8,430 14 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View

I need to accelerate corrosion in steel parts that are used in a salt-water environment. Is there a technique for doing so?

I have a structure that employs d-ring swiveling tie-downs that corrode during use and become "frozen". I have sample swivel assemblies that I wish to corrode to see if I can free them using one...

01 March 2021 3,739 3 View

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View

Glass fiber content in a gypsum board ?

Any idea on how to get the volumic ratio of glass fiber in a gypsum board ? Thank you for your help !

01 March 2021 2,501 3 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View