Paul,
TECHMail is some sort of "lesson-for-the-day". It's a
smart idea. More power.
...Edgar
--- Paul Bowers <pbowers@pipingdesign.com> wrote:
> This is the first issue of a new feature,
> "TECHMAIL". Periodically,
> partial text from a linked page at PipingDesign.com
> will be sent to
> the listmembers, with a URL link to the actual
> webpage for further
> reading. Let me know what you think!
>
> Paul
>
________________________________________________________________________________\
>
> Pipeline pigs are devices that are inserted into and
> travel throughout
> the length of a pipeline driven by a product flow.
> They were
> originally developed to remove deposits which could
> obstruct or retard
> flow through a pipeline. Today pigs are used during
> all phases in the
> life of a pipeline for many different reasons.
>
> Although each pipeline has its own set of
> characteristics which affect
> how and why pigging is used, there are basically
> three reasons to pig
> a pipeline:
>
> ⢠To batch or separate dissimilar products;
> ⢠For displacement purposes;
> ⢠For internal inspection.
>
> The pigs which are used to accomplish these tasks
> can be divided into
> three categories:
>
> ⢠Utility Pigs, which are used to perform functions
> such as cleaning,
> separating, or dewatering.
> ⢠In Line Inspection Tools, which provide
> information on the condition
> of the line, as well as the extent and location of
> any problems.
> ⢠Gel Pigs, which are used in conjunction with
> conventional pigs to
> optimize pipeline dewatering, cleaning, and drying
> tasks.
> ___________________________________________________
>
> To read the rest of this text, visit the Pigging
> Products and Services
> Association
> webpage at:
>
> <http://www.piggingassnppsa.com/about.htm>
> ___________________________________________________
> Web-Based Resource for Process Piping Professionals
> Mailing List:
> <http://www.egroups.com/group/PipingDesign>
> Webpage: <http://www.PipingDesign.com>
>
Do You Yahoo!?
Send instant messages with Yahoo! Messenger.
http://im.yahoo.com/
Received on Fri Jun 16 19:07:00 2000