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Additives for Oilfield Operation
1. KRQ-1 oil
based wax remover and inhibitor
The product is a composite
of many wax dissolving components and waxing inhibition ingredients. An
excellent wax remover and inhibitor, it is used in oil wells and crude
collection and transportation systems, as well as relieving underground
jamming due to wax accumulation. In addition, it has the effect of demulsification
and viscosity reduction on emulsified crude. The product can dissolve
wax rapidly and in large amount with no corrosive effect on refinery facilities
and no poising effect on catalysts.
Major
specs: rate of wax dissolution ≥12mg/(ml.min)
saturated wax concentration ≥0.8g/ml
Packing: 200 kg/barrel
2. KXD-1 water
based wax inhibitor
The product is a new water
based wax inhibitor that not only can eliminate wax accumulated but also
can change surface properties of wellbore and oil pipes which prevent
wax particles from easily aggregating on the surface of oil pipes or conductor
pipes. In addition, it has the action of demulsification and viscosity
reduction actions. The product is widely used in oilfields as it can greatly
prolong the dewaxing cycle, resulting in lowered production cost.
Major
specs: waxing inhibition ratio for crude ≥50%
Packing: 200 kg/barrel
3.
KXC clay stabilizer
The
product is a new water based wax inhibitor that not only can eliminate
wax accumulated but also can change surface properties of wellbore and
oil pipes which prevent wax particles from easily aggregating on the surface
of oil pipes or conductor pipes. In addition, it has the action of demulsification
and viscosity reduction actions. The product is widely used in oilfields
as it can greatly prolong the dewaxing cycle, resulting in lowered production
cost.
Major
Specs: expansion suppression ratio ≥65%
expansion ratio ≤10%
Packing: 200 kg/barrel
4.
corrosion mitigating clay stabilizer
The product is a new water
based wax inhibitor that not only can eliminate wax accumulated but also
can change surface properties of wellbore and oil pipes which prevent
wax particles from easily aggregating on the surface of oil pipes or conductor
pipes. In addition, it has the action of demulsification and viscosity
reduction actions. The product is widely used in oilfields as it can greatly
prolong the dewaxing cycle, resulting in lowered production cost.
Major
Specs: expansion suppression ratio ≥65%
expansion ratio ≤10%
corrosion rate ≤0.076mm/a
Packing: 200 kg/barrel
5.
KRW-2 loose sandstone stabilizer
The product is a new water
based wax inhibitor that not only can eliminate wax accumulated but also
can change surface properties of wellbore and oil pipes which prevent
wax particles from easily aggregating on the surface of oil pipes or conductor
pipes. In addition, it has the action of demulsification and viscosity
reduction actions. The product is widely used in oilfields as it can greatly
prolong the dewaxing cycle, resulting in lowered production cost.
Major specs: expansion inhibition
ratio ≥50%
sand fixing characteristics: no droppings under vibration and at 45° slant
Packing: 200 kg/barrel
6.
hydroxypropyl guar gum powder
The product is a new water
based wax inhibitor that not only can eliminate wax accumulated but also
can change surface properties of wellbore and oil pipes which prevent
wax particles from easily aggregating on the surface of oil pipes or conductor
pipes. In addition, it has the action of demulsification and viscosity
reduction actions. The product is widely used in oilfields as it can greatly
prolong the dewaxing cycle, resulting in lowered production cost.
Major
Specs: Grade A Grade B
apparent viscosity(mPa.s) ≥85
≥70
Packing: 50 kg/barrel
7.
KXFP Fluoric enhancer for fluid return
The product is composed of
fluoric surfactant and other active agents. When added to operational
fluids, it can greatly reduce the surface tension of the fluids, the interfacial
tension between fluids and rocks, and friction of flow in porous media,
resulting in increased speed and amount of fluid return. An indispensable
additive for fracturing or acidification, it is widely used in and outside
the nation.
Major specs: surface tension
≤22.0mN/m
Packing: 200 kg/barrel
8.
KRE-2 Jam Remover
Prolonged injection of water
and repeated well repair will severely affect the production of a well,
due to pollutants in oil traps which close off pores within rockbed. Jamming
can be caused by water, emulsion, surface tension, or other sources. This
product, a composite of many surfactants and activity enhancers, is specifically
designed to solve this problem. It can relieve the wells from jamming
caused by all sorts of pollutants so as to raise the amount of water injected
and the yield of crude oil. At present, it is widely used in oilfield
operations.
Major
specs: surface tension ≤22.0mN/m
oil wash ratio ≥60%
Packing: 200 kg/barrel
9.
KXHR high temp. acidizing jam remover
The product is composed of
liquid acids, corrosion mitigators and surfactants. It can effectively
remove the jam in underground rockbed, resulting in increased water injection
and oil production. The product has good heat resistance and corrosion
mitigating properties, and is especially suitable for acidizing jam removal
in high temp. deep well.
Major specs:
surface
tension ≤32.0mN/m
static corrosion rate(90℃) ≤10g/(h.m2)
oil wash ratio ≥60%
Packing: 200 kg/barrel
10. KXAD-1 corrosion
mitigator for acidification
The product is mixture of organic
polyphosphates and activity enhancers. It is an excellent corrosion mitigator
in acidic solution, as it can form a protective layer on cathode zone
on metal surface and block oxidation reaction on anode zone. The product
can greatly reduce the acidic corrosion to equipment and pipelines due
to high concentration or prolonged acidification. It is indispensable
additive for acid wash, regular acidification or fracturing acidification.
The specification of the product exceeds that of industrial standard.
Major
specs（Grade A） 15%HCl 20%HCl
corrosion rate(90℃,g/m2.h)
3-4 3-5
Packing: 200 kg/barrel
11.
KXSA multifunctional activator for acidification
This product, developed to
meet the "many in one" convenience desired by clients, integrates
the functionalities of corrosion mitigation, expansion suppression, demulsification
and surface tension reduction. Through synergetic actions of the ingredients,
it can suppress the corrosion to equipment and pipelines, prevent expansion
of underground clay, prevent jamming due to oil/water emulsion, and facilitate
the return of operational fluids. The product is an excellent low-cost
highly efficient additive for acid wash, regular acidification or fracturing
acidification. Widely applied in oilfield operation.
Major specs:
surface
tension ≤35.0mN/m
expansion suppression ratio ≥50%
reduction in emulsification ≥90%
corrosion rate(60℃) ≤15g/(m2.h)
Packing: 200 kg/barrel
12.
KXSP multifunctional fracturing activator
This product, developed to meet
the "many in one" convenience desired by clients, integrates the
functionalities of expansion suppression, demulsification and surface tension
reduction. Through synergetic actions of the ingredients, it can prevent
the expansion of underground clay, prevent jamming due to oil/water emulsion
and facilitate the return of operational fluids. The product is an excellent
low-cost highly efficient additive for fracturing of oil or water well as
well as for well repair. Widely applied in oilfield operation.
Major Specs:
surface
tension ≤35.0mN/m
expansion suppression ratio ≥50%
reduction in emulsification ≥90%
Packing: 200 kg/barrel
13.
KRT-1 ferric ion stabilizer
The product is composed of
many kinds of complexants. Through the formation of stable complex, it
prevents ferric ions from reacting with others to form precipitate, which
is one of the sources of jamming when operational fluids interact with
underground water. The product is widely used in oilfield operations as
an excellent additive for acid wash, regular acidification and fracturing
acidification.
Major
specs: top grade regular grade
complex capability ≥80.0g/L
≥70.0g/L
heat stability(95℃) ≥50.0g/L
≥40.0g/L
Packing: 200 kg/barrel
14.
KRN-1 concentrated acid
A newly developed highly effective
jam remover based on regular acidizing fluid, the product is a oil/water
well treatment agent composed of phosphoric acid as the main ingredient
and many organic or inorganic additives. It has the characteristics of
slow concentration decline and large action radius. It is the ideal agent
for acidification in high temperature deep wells.
Major Specs:
surface
tension ≤30.0mN/m
delay property ≥2min
corrosion rate(60℃) ≤3.5g/(m2.h)
Packing: 200 kg/barrel
15.
KXN-1 anti-sedimentation agent
The product is the composite
of ester activator and activity enhancer. It is mainly used in fracturing
fluid, acidizing fluid etc.
Major specs:
surface
tension ≤42.0mN/m
reduction of emulsification ≥90%
Packing: 200 kg/barrel
16.
KRH-2 annular space protection fluid
The product is a mixture of
highly effective bactericide and corrosion mitigator as the main ingredients,
and augmented with activity enhancers.
Annular space is a dead space
in water injection system where stale mixture of water and well repair
fluid accumulates, leading to the growth of erosive bacteria, which severely
reduces the lifespan of annular tubes due to corrosion. The product is
specifically designed to deal with the problem. It can effectively destroy
bacteria and prolong the lifespan of annular tubes. It is an excellent
long-lasting product.
Major specs: corrosion inhibition
ratio ≥70%
Packing: 200 kg/barrel
17. KRS-3 bactericidal
agent for fracturing fluid
This product, a mixture of
specialized bactericide and activity enhancer, is specifically designed
to deal with the problem of fracturing fluid being easily biodegraded
and spoiled. It's an ideal additive for fracturing fluid as it has excellent
bactericidal effect.
Major specs: bacterial suppression
and antiseptic characteristics (25℃): no change of fluid properties for
24 hours
Packing: 200 kg/barrel
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