Videosexcams


#rushesports2017 #Dominate The Game The NAG LAN is an unforgettable experience for any gamer wanting to spend a weekend filled with meeting new friends/teamies and reconnecting with old ones, as well as non-stop gaming 24/7.

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Cette semaine la U Arena a eu le plaisir d’accueillir les vœux de la société Arkema.

Au programme : projection sur l’écran géant, visite de l’arena, une plénière et un cocktail…

Now let us consider a situation where a drill string section is present in the wellbore as shown in the figure below.

When the drill string is in tension, it tries to straighten while going around a dogleg.

Other problems associated with severe doglegs are wearing of tool joints and worn spots in the casing which can lead to collapse or a hole in the casing.