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Chemical for oil drilling fluids: |
| 2. Chemical for oil production: |
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Oil treatment chemicals |
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The exact concentration
of Pour Point Depressant (PPD)- SAP 905 which
will be required will depend upon the type
and amount of wax present in the fuel or crude
oil and the required pour point depression.
Experience indicates that this type of additive
is generally effective in the range 0.01 to
0.15 % m/m.
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The exact concentration
of INFINEUM R 106 which will be required will
depend upon the type and amount of wax present
in the fuel or crude oil and the required
pour point depression. Experience indicates
that this type of additive is generally effective
in the range 0.01 to 0.15 % m/m.
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INFINEUM R 145 is a mixture
of ashless polymers dissolved in petroleum
derived solvent, which is particularly effective
at improving the flow properties of intermediate
fuels, heavy fuels and crude oils.
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PARAFFINE WAX INHIBITOR
TP-PWI 05 is a solvent solution of a combined
polymeric wax inhibitor and dispersant.It
is designed to act as a wax crystal modifier
and dispersant in crude oils that contain
sufficient wax to make handling a normal operating
temperatures difficult. This handling difficulty
is normally due to viscosity increases or
wax precipitation in the system.
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DEMULSIFIER CTP-6 is used
for breakage of water-oil emulsions during
oil dehydration to commercial condition by
thermochemical sedimentation in process tanks
at Floating Storage Offload (FSO) or oil treatment
units (OTU).
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XYLENE has a maijor use
in the surface coatings industry where its
slower evaporation rate than toluene and comparable
solvency characteristics are important features.
It is used in the formulation of automotive
enamels and lacquers, baking enamels. Furniture
lacquers, marine paints and other protective
coating. It is used in the manufacture of
alkyd resins.
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Water treatment chemicals |
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COAGULANT CTP-1 is a highly
cationic, low molecular weight coagulant,
It is effective in liquids/solids separation
processes including water and wastewater clarification,
emulsion breaking downflow direct filtration.
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FLOCCULANT CTP-2 may be
injected as suppliedcor furtherdiluted with
water. The recommended treatment rate is 1-10
ppm but dosage required will depend on the
quality of the water and the physical parameters
of the system. Used in water injection sytems,
Flocculant CTP-2 is normaly injected upstream
of the fine filters at approximetely 1 ppm.
It is therefore recommended that dosage optimisation
be carried out in the field. To ensure good
mixing the product should be applied well
upstream of the primary water separation unit.
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ANTIFOAM CTP-3 is a highly
concentrated type antifoam which exhibits
improved efficiency over conventional sillicone
antifoams. This product has excellent stability
and is particularly useful in providing maximum
foam control in highly alkaline systems and
high temperature environments. Textile industry,
cutting oil, non-freezing fluid, petrochemical
industry, latex processing, roll sheet-iron
grease removal process, paper and pulp industry.
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ALPHA 3210-CORROSION INHIBITOR
dissolved acid gases and biological deposits
can cause severe corrosion to occur in oilfield
water handling systems. Corrosion by products
such as iron sultide, iron oxides and biological
mass can cause plugging of downstream injection
wells. Over a period of time, water system
corrosion causes costly leaks and failures.
Alpha 3210 is effective in seawater and light
brines, including CaCl2 and CaBr2 brine solutions
it can be diluted in low molecular weight
alcohols or solt water for application purposes.
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CORROSION INHIBITOR Cl
1490 is most effectivelv used by continuous
injection by means of a chemical injection
pump Cl 1490 is effective against H2S, CO2
and organic acids.
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CORROSION INHIBITOR Cl
1491 is most effectively used by continuous
injection by means of a chemical injection
pump Cl 1491 is effective against H2S, CO2,
organic acids and trace amounts of oxygen.
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WTB-1 is a glutaraldehyde-based Water Treatment Biocide. WTB-1 is a synergistic blend of glutaraldehyde, formaldehyde and other propriety active ingredients which conbine the proven biocidal efficacy of glutaraldehyde with the surface active and bactericidal properties of other active additions. WTB-1 broad-spectrum biocide is especially effective in controlling sulfate-reducing bacteria, slimeforming bacteria and algae in seawater injection systems, cooling towers and other recirculating water systems.
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Although the theoretical
treatment with OXYGEN SCAVENGER CTP-7 should
be at the ratio of 10:1 (CTP-7 : Oxygen on
weight basis), it is sometimes found that
low temperatures or competing side reactions
will dictate higher usage. For this reason,
actual oxygen concentration should be monitored
using a suitable oxygen meter or colourimetric
methods in order to optimise treatment. Bactericides
containing aldehydes should not be simultaneously
injected with CTP-7 as the effects of both
chemicals would be diminished. Instead, the
oxygen scavenger is often injected at an early
stage of the system where it removes oxygen
and its, itself, converted to a different
and non-reactive chemical form. Then, the
bactericide may be injected with no interference.
Storage of CTP-7 should be in closed stainless
steel, or coated mild steel, containers, or
in suitable fibreglass or plastic tanks.
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Oil yield increases chemicals |
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ACID AXETIC is used in
the treatment at the bottom of oil well.
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ACID HYDROFLUORIC is used
in the treatment at the bottom of oil well.
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CALCIUM CHLORIDE is added
to water to provide the desired specific gravity
or chloride content. CALCIUM CHLORIDE is very
soluble and capable of increasing the density
of water to 1.4 kg/l (11.6 lb/gal).
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ACID CORROSION INHIBITOR
(Mixture ACI-1 & ACI-2) : Never use ACI-1
below 1 gallon/Mgal. Anionic anti-sludging
agents and water-wetting surfactants should
be run on-the-fly. Always thoroughly mix the
acid additives in the acid prior to leaving
the service center and again before pumping
downhole.
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Although ACI-1 is compatible
with most surfactants, demulsifiers and mutual
solvents, care should be taken when designing
acid treatments. Corrosion rates are tripled
or quadrupled when anionic anti-sludging agents
are added to the inhibited acid. Mutual solvents,
cationic gelling agents and nonionic surfactants
increase only slightly the corrosion rate
of the inhibited acid package. Laboratory
tests are highly recommended to determine
the upper temperature limits of any acid system.
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ACI-2 lowers corrosion
rates dramatically at high temperatures when
used with acid inhibitors allowing increased
contact time between the acid and exposed
steel. Reductions in corrosion weight loss
can be in the range of 40 to 90% depending
on the type of metal exposed. ACI-2 may be
used with ACI-1, to limit high temperature
corrosion rates on J-55, N-80, 13 Cr and coiled
tubing. ACI-2 may be used with HCl, HCl-HF,
and HCl-Acetic acids. It should not be used
with pure organic acids such as acetic and
formic.
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SPECIAL ACID TP-04 is
a mixture of some acids, corrosion inhibitor
and surfactant. It is used for repairs or
highly effective for treatment at the bottom
of oil wells. Special acid should be used
as supplied.
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Surfactants : Kleen-TP |
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KLEEN-TP Dissolves instantly
in water. Removes quickly surface solids,
petroleum greases and oils. Corrosion inhibition
of metallic floor or machine. Rinses fast
and freely without the problem of stain/strek/film
forming, cleaner residue.
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| 3. Chemical for bridge
and construction: Bentonite, CMC-HV, Viskopol, Mica(C,M,F). |
| 4. Equipment
for oil- gas yield: Lab-equipments, Drilling and exploration. |
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