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The Process From Drilling Fluid to Shear Pump

Le 7 February 2014, 08:49 dans Humeurs 0

Drilling fluids is used the circulating whole flushing medium in the process of drilling. Shimizu is the earliest use of drilling fluids, without treatment, easy to use, suitable for complete rock and watered areas. Drilling brandt shaker is widely used, mainly applicable to loose, fractured, easy to collapse off the block, water swelling peeling unstable rock wall hole. Initial rotary drilling, drilling main role is to carry cuttings from the bottom to the surface. Currently, drilling is considered at least the following ten kinds of roles:


( 1 ) Keep the bottom clean.

(2) Cooling and lubricating the drill bit and drill string. Reducing the temperature of the drill bit, drill reduces wear and improves the life of the tool.

(3) Balance the side wall of rock pressure in the wellbore to form the cake, closure and stabilize the wall. Preventing pollution and reservoir wall collapsed. What's the application of derrick shaker , many aspects are involved.

(4) The balance (control) formation pressure. Preventing blowout, lost circulation; preventing formation fluid contamination of the drilling fluid.

(5) Suspended cuttings and weighting agent. Reduce debris settling velocity, avoid heavy Shaka drill.

(6) In addition to the ground can sink sand and debris.

(7) The effective hydraulic power transmission. Transmission power required downhole drilling and hydraulic power drill.

(8) Bear part of the drill pipe and casing of gravity. Drilling and casing drilling for buoyancy can reduce the time from tripping load up the system.

(9) The formation being drilled to provide large amounts of data. The use of drilling fluids can be electrical logging, logging and other debris to obtain down hole information.

(10) Hydraulic fracturing rock. Drilling through the high-speed jet nozzle can be formed directly or secondary crusher crushing rocks.

Thanks to the wide use of drilling fluid. However, only drilling fluid cannot show the complete aspects so that other equipment is used to enhance the effect of drilling fluid. And shear pump is the equipment used.

Shear pump is a specialized polymer and clay for cutting and site use and theory has proven effective machinery. The drilling fluid system and desander, the polymer(Or clay) should advance sufficiently cut after re-entering the drilling fluid system to give full play to its effectiveness, improve drilling performance. if not fully cut, the polymer in the first cycle may clog vibrating screen, significant loss of the polymer, increase the cost of drilling, and also to make the solid particles in large size drilling hard and difficult to remove; in completion fluids, due to insufficient shear, the polymer will have many "fish eye. "These "fish eye" will hurt formations that reduce formation permeability, reservoir production.

Generally speaking, shear pump is the tool to enhance the nature of the two sample men. And shear pump really pays a small energy into society. 

Highlight Yourself With Backless Prom Dress

Le 24 January 2014, 07:56 dans Humeurs 0

Every girl wants to be the most beautiful one at the prom, wearing a stunning prom gown, perfect makeup and hairstyle. A modest lavender bridesmaid dresses will make you graceful and therefore the style is very important. With so many different kinds such as backless, strapless or low cut, it will cost you a lot of time picking the right one. Many people love backless prom dress since it can make you elegant and sexy at the same time. Present the back to all and sundry, especially when you are saying the vows in the wedding, it is your back that is in the present of all eyes. If you have a well-made back, a plunging backline will definitely serve you well. The following passage will tell you how to choose a decent and inexpensive backless prom dress.


You can choose from a large amount of colors for the dress. Black or red gown is classic and will never go out of the fashion, but if you want to try something special, you can also pick other adorable colors such as blue, purple, rose, etc. There is nothing more attractive than a satin wedding dresses. Here are some the most popular designs of backless dress.

If you are confident with your curve and figure, a long backless gown will be the perfect one. The sultry side-cut will let you more attractive. An embellished shoulder strap can be used when you want to complement your open back.

If you want a tight figure-hugging dress, a short and stylish prom dress suit you better. There are various types of necklines for you to choose, complement your neck with sequin embellishment or sparkle crystal will make you more stunning.

When you are attending a sexy theme prom party, a one sided shoulder mini dress will absolutely help you rock the whole audience. It will be perfect in many colors so you can choose it base on your preference. But make sure that you are comfortable with the mini sheath wedding dresses and try it on before the party; otherwise it will ruin your beautiful night.

A strapless long gown with low cut back will help you win all the hearts present. You can choose long side cut which can let you walk freely and offer you stylish persona. A length to the ground will make you look graceful.

If you prefer classic style, dress of long sleeves with an open back will be your perfect choice. Many red-carpet celebrities like to choose this type of dress because it looks charming and elegant, very little flaws could be picked from it. A perfectly tailored dress can show off your shapely body

With so many types of backless prom dress, have you picked your favorite one? Many of you may think that only dresses that are costly can make you in the spotlight, actually floor length evening dresses dollars can also have equally satisfactory result. Before you begin buying the dress, set the price range first. You can shop on a dress or bridal shop or ask people who want to sell their dress. Try different dress until you choose the perfect one. Or you can also check your mom’s or aunt’s closet because there may be a classic hot dress especially when you are attending a retro party. Shopping online is also good choice. Many girls are selecting their dress from websites nowadays since it is more convenient and more choice, the price is also more ideal. A thrift store usually has good dresses that are within your budget.

Wear Mermaid Dress for Formal Evening Party

Le 17 January 2014, 04:07 dans Humeurs 0

Everyone must remember the mermaid princess in Andersen's Fairy Tales. The mermaid princess’s dedication to love deeply touched every girl although the story's ending is not satisfactory. The beauty of the mermaid princess has made a deep impression on each girl. Therefore, it is not strange that elegant mermaid discount bridal gowns online have become the favorite of brides and bridesmaids.

The position and size of the fish tail can be different according to individual needs. Mermaid evening dresses can be made of many materials, one of the most commonly used is chiffon. Chiffon evening dresses with mermaid look very graceful. The mermaid train swinging in the wind looks like a mermaid swimming in the sea, which is rather charming.

In awarding or celebration ceremony, the female stars have chosen mermaid evening dresses to catch everyone’s eyes. It is obvious that mermaid evening dresses are very popular among the female star. A mermaid evening dress is the best choice to raising the contours of buttocks.



The reasonable collocation of lilac bridesmaid dress can cover some defects of the figure. For the thin person, the back of the dress will create an amazing visual effect of buttocks when you move around. Mermaid evening dress tailoring completely fits the curves of body. It can highlight the beautiful feminine lines and show female slender figure. The slim waist makes a sharp contrast with the hip, which will show the curves of a perfect figure. It is a good opportunity to show your figure for the bride with beautiful curve. At the same time I want to remind brides-to-be that it is not very convenient to walk with it.

A mermaid evening dress is very picky about the figure. Not everyone wearing it can show her elegant and charming. It isn’t suitable for the person whose waist is not slim or the leg is not slender. Only the person with slim figure and perfect body curve can show the beauty of both the dress and herself.

Those brides wearing affordable bridal gowns are so beautiful and sexy. They all have a proud height, no matter what different styles they choose. In addition, the long bridal veil is perfect match for a mermaid wedding dress, which requires that the bride should be tall. On the contrary, the petite bride will be completely covered by the long bridal veil and long dress. There is a version of the mermaid evening dress, which is a petite evening dress with mermaid. The version is suitable for the bridesmaid who isn’t tall but has slender figure. The bridesmaid doesn’t need to wear a veil, so this kind of version will make the bridesmaid delicate and sexy. Meanwhile the petite evening dress with mermaid won’t cost too much because it uses less fabric than the original one. So you will choose a suitable and cheap bridesmaid dress.

After reading the above introduction, are you beckoned by the beauty of mermaid evening dresses? Would you want to choose a mermaid evening dress to attend the wedding? Just pick up one to show your perfect figure that you proud of!

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