For various reasons (scarcity of economic resources, wa-
up to around 100,000 inhabitants or equivalent industrial
ter shortages, disasters, etc.), many populations lack clean
wastewater flows.
water to cover their basic needs, which has a serious impact on the population’s own health. Aware of this problem,
• Conventional WWTPs
TSK has a series of products of its own which, based on
They are designed in civil works for the treatment of waste-
various treatment technologies, make it possible to cover
water from large population centres.
the needs of drinking water supply to populations. • Upgrade WWTPs • Containerized DWTPs (Drinking Water Treatment Plants)
This is an application of great interest for existing WWTPs
With a flow rate of up to 200 m³/h and a surface area of
which, for various reasons, function incorrectly, not achiev-
200 m², they are capable of supplying towns of more than
ing the results in terms of treated water quality for which
25,000 inhabitants. Its design in containerized structures
they were designed (increase in flow, increase in polluting
allows the installation of several DWTPs together. Easy to
water, etc.). With the moving bed technology and with the
transport, install and operate, they are the ideal solution
introduction of small modifications it is possible to tune
for the urgent supply or for the supply of drinking water to
these WWTPs.
populations with various problems. Water supply and purification facilities are common ele• Modular DWTPs
ments of any production process. Therefore, the sludge
For flows of up to 10,000 m³/h, designed for minimum civ-
generated in these processes are only by-products of these
il works requirements, they are suitable for the supply of
production cycles. Sludge is not, however, a non-valuable
drinking water to medium and large populations that, due
by-product; on the contrary, properly treated and follow-
to various circumstances, cannot carry out civil works.
ing the well-known and current policy of the 3Rs on waste (Reduction, Recycling and Reuse), sludge is a recoverable
• Conventional DWTPs
by-product in today’s society.
Designed in civil works, they are the most widely used water treatment plants to date, given the lack of other satisfactory technical alternatives.
# HANDLING & MINING
• Upgrade DWTPs
In 1980 PHB, A.G. and Weserhütte A.G. reach a merg-
These are redesigns of existing water treatment plants, in
er agreement in Germany forming the PHB Weserhütte
which, with minimal modifications, it is possible to extend
A.G. Group or PWH. That same year PHB, S.A. and
the treatment flows or improve the quality of the treated wa-
Weserhütte S.A.
ter if it is insufficient.
Weserhütte S.A.
• TSK containerized WWTPs (Waste Water Treatment Plants)
In 1988 the parent company is taken over by another Ger-
They are included in containment structures, aimed at the
man industrial group which modifies the structure of PHB
treatment of domestic or urban wastewater from population
Weserhütte A.G., leading to the independence of the Span-
centres of up to approximately 5,000 inhabitants or equiva-
ish subsidiary, which retains all the technology, references
lent wastewater flows.
and brand of the German group, remaining a Spanish-Ger-
also merged in Spain, forming PHB
man company with a majority of Spanish capital. • Modular WWTPS They are designed with prefabricated tanks and minimum
In 1995, TSK acquired all the shares of PHB Weserhütte
civil works requirements, aimed at population centres of
S.A., leaving the latter integrated in this group.
28 I