CN106433579B - Gutter oil spotting fluid and preparation method thereof - Google Patents
Gutter oil spotting fluid and preparation method thereof Download PDFInfo
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- CN106433579B CN106433579B CN201610757737.7A CN201610757737A CN106433579B CN 106433579 B CN106433579 B CN 106433579B CN 201610757737 A CN201610757737 A CN 201610757737A CN 106433579 B CN106433579 B CN 106433579B
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Abstract
It is a kind of gutter oil spotting fluid and preparation method thereof the present invention relates to drilling fluid spotting fluid technical field；Including 40 parts to 80 parts of gutter oil, 0.5 part to 2 parts of decolorising agent, 0.1 part to 4 parts of Bronsted acid, 0.01 part to 0.06 part of isomerization catalyst, 0.5 part to 10 parts of caustic soda, 0.2 part to 8 parts of tackifier, 0.6 part to 8 parts of emulsifier, 0.5 part to 25 parts of quickly penetrating agent, 0.5 part to 5 parts of dehydrating agent, 0 part to 30 parts of density adjuster, 5 parts to 58 parts of water.The invention discloses a kind of gutter oil spotting fluids and preparation method thereof, the gutter oil spotting fluid that the present invention obtains is dark brown uniform liquid, free from extraneous odour, the low control process of cost of material is simple, and new way is provided for gutter oil recycling, have unfreezing effect good, the unfreezing time is short, mud cake crackle is obvious, does not have adverse effect to property of drilling fluid and can handle a plurality of types of lock of tool drilling.
Description
Technical field
It is a kind of gutter oil spotting fluid and preparation method thereof the present invention relates to drilling fluid spotting fluid technical field.
Background technique
Gutter oil the largest source is the oil separator of city large-scale restaurant sewer, and long-term consumption may cause cancer, right
Human body it is very harmful, during wellbore construction, be commonly encountered lock of tool drilling, bit location can not restore when collapsing bit freezing, pump
Pressure increases, and caliper expansion well logging is hampered, and processing method is stacks, unloads piston, is to be recycled, increases specific gravity, can recycle and then use unfreezing
Liquid impregnates unfreezing, cannot recycle, be buckled to processing；Tight point position is special when undergauge bit freezing, and hole diameter reduces, pump pressure before and after bit freezing
As returning slurry amount with well head, processing method is that movable drilling tool, bumper jar unfreezing, spotting fluid impregnate unfreezing energetically；When adhering to bit freezing
Stuck point position can migrate to casing shoe, be pumped as returning slurry amount with well head before and after bit freezing, and processing method is bumper jar unfreezing,
Movable drilling tool, clear water unfreezing, caustic soda unfreezing, spotting fluid unfreezing；Drilling speed reduces when balling-up sticking, torque increases, pump pressure rises, rises
Difficulty is bored, processing method is drop density and viscosity, big pump amount circulation, sash weight processing, bumper jar jarring, spotting fluid immersion unfreezing.
The prior art depends merely on physics unfreezing operation in most cases and is extremely difficult to desired effect, and but so far using gutter oil spotting fluid
It there are no document report.
Summary of the invention
The present invention provides a kind of gutter oil spotting fluids and preparation method thereof, overcome the defects of the prior art,
It can effectively solve the prior art and depend merely on physics unfreezing operation in most cases and be extremely difficult to desired effect, and use gutter oil solution
Card liquid is but so far there are no the problem of document report.
Technical solution of the present invention first is that being realized by following measures: a kind of gutter oil spotting fluid, raw material is by weight
Measuring number includes 40 parts to 80 parts of gutter oil, 0.5 part to 2 parts of decolorising agent, 0.1 part to 4 parts of Bronsted acid, isomerization catalyst 0.01
Part to 0.06 part, 0.5 part to 10 parts of caustic soda, 0.2 part to 8 parts of tackifier, 0.6 part to 8 parts of emulsifier, 0.5 part of quickly penetrating agent
To 25 parts, 0.5 part to 5 parts of dehydrating agent, 0 part to 30 parts of density adjuster, 5 parts to 58 parts of water.
Here is further optimization or/and improvement of one of the above technical solutions of the invention:
Above-mentioned gutter oil spotting fluid obtains as follows: the first step, pretreatment of raw material precipitate gutter oil, mistake
Filter, be dehydrated, decolourizing and to obtain crude oil；Second step, acidification, acidification are under the conditions of stirring maintains the temperature at 60 DEG C to 90 DEG C
Proton slow acid is added in three batches in the resulting crude oil of pretreatment of raw material and reacts 2h to 10h at being 60 DEG C to 90 DEG C in temperature
Oil product after being acidified；Third step, isomerization, isomerization are that the oil product mass percent after being acidified is that 45% caustic soda is molten
Liquid adjusts after pH value is 6 to 9 and isomerization catalyst is added, and reacts 2 hours to 6 hours under the conditions of 70 DEG C to 130 DEG C and obtains ground
Ditch oil lubricating oil；4th step, in the case where stirring rate is 4000r/min to 5000r/min state into gutter oil lubricating oil
The desired amount of tackifier are added, quickly penetrating agent, water, emulsifier and dehydrating agent are added in the state that stirring rate is constant, it will
It is emulsified to 12000r/min state that stirring rate is promoted to 10000r/min, after emulsification times are 10min to 1h, needed for addition
The density adjuster of amount obtains gutter oil spotting fluid.
Above-mentioned decolorising agent is oil product decoloration sand, atlapulgite, bleaching clay, attapulgite, aluminium polychloride, active zeolite and oil
One or more of pint color eliminating smell agent；Or/and Bronsted acid is one or more of potassium acid sulfate, the concentrated sulfuric acid and fluorosulfuric acid,
Or/and isomerization catalyst is ZSM-5 molecular sieve catalyst, WOx catalyst, Pt/H- MOR catalyst and Ni/HM catalyst
One or more of；Or/and tackifier are one or more of organoclay and acrylamide copolymer.
Mentioned emulsifier is one of emulsifier SP80, emulsifier SP60, OP-10, Tween-60 and peregal O-15
More than；Or/and quickly penetrating agent is one or more of fast penetrant T, quickly penetrating agent JFC and laruyl alcohol；Or/and it is de-
Aqua is one or more of quick lime and phosphorus pentoxide.
Above-mentioned density adjuster is one or more of micro- silicon, organic salt, blanc fixe and powdered whiting；Or/and it burns
Alkali is the industrial products that mass percentage is greater than 98%.
Technical solution of the present invention second is that being realized by following measures: a kind of gutter oil spotting fluid and its preparation side
Method, carry out in the steps below: the first step, pretreatment of raw material are precipitated to gutter oil, are filtered, are dehydrated, being decolourized and to be obtained crude oil；The
Two steps, acidification, acidification are to add proton slow acid in three batches under the conditions of stirring maintains the temperature at 60 DEG C to 90 DEG C
Oil product after reaction 2h is acidified to 10h at entering in the resulting crude oil of pretreatment of raw material and being 60 DEG C to 90 DEG C in temperature；The
Three steps, isomerization, it with mass percent is that 45% soda bath is adjusted after pH value is 6 to 9 that isomerization, which is by the oil product after acidification,
Isomerization catalyst is added, is reacted 2 hours to 6 hours under the conditions of 70 DEG C to 130 DEG C and obtains gutter oil lubricating oil；4th
The desired amount of thickening is added into gutter oil lubricating oil in the case where stirring rate is 4000r/min to 5000r/min state for step
Agent adds quickly penetrating agent, water, emulsifier and dehydrating agent, stirring rate is promoted in the state that stirring rate is constant
10000r/min is emulsified to 12000r/min state, and after emulsification times are 10min to 1h, the desired amount of density adjuster is added
Obtain gutter oil spotting fluid.
Here is further optimization or/and improvement of the technical scheme ii of the invention:
Above-mentioned decolorising agent is oil product decoloration sand, atlapulgite, bleaching clay, attapulgite, aluminium polychloride, active zeolite and oil
One or more of pint color eliminating smell agent；Or/and Bronsted acid is one or more of potassium acid sulfate, the concentrated sulfuric acid and fluorosulfuric acid,
Or/and isomerization catalyst is ZSM-5 molecular sieve catalyst, WOx catalyst, Pt/H- MOR catalyst and Ni/HM catalyst
One or more of；Or/and tackifier are one or more of organoclay and acrylamide copolymer.
Mentioned emulsifier is one of emulsifier SP80, emulsifier SP60, OP-10, Tween-60 and peregal O-15
More than；Or/and quickly penetrating agent is one or more of fast penetrant T, quickly penetrating agent JFC and laruyl alcohol；Or/and it is de-
Aqua is one or more of quick lime and phosphorus pentoxide.
Above-mentioned density adjuster is one or more of micro- silicon, organic salt, blanc fixe and powdered whiting；Or/and it burns
Alkali is the industrial products that mass percentage is greater than 98%.
The invention discloses a kind of gutter oil spotting fluid and preparation method thereof, the gutter oil spotting fluid that the present invention obtains is black
Brown uniform liquid, free from extraneous odour, the low control process of cost of material is simple, and provides new way for gutter oil recycling, has
There is unfreezing effect good, the unfreezing time is short, and mud cake crackle is obvious, does not have adverse effect to property of drilling fluid and can handle multiple types
Lock of tool drilling.
Specific embodiment
The present invention is not limited by the following examples, can determine according to the technique and scheme of the present invention with actual conditions specific
Embodiment.
Embodiment 1, the gutter oil spotting fluid, raw material include 40 parts to 80 parts of gutter oil, 0.5 part of decolorising agent in parts by weight
To 2 parts, 0.1 part to 4 parts of Bronsted acid, 0.01 part to 0.06 part of isomerization catalyst, 0.5 part to 10 parts of caustic soda, 0.2 part of tackifier
To 8 parts, 0.6 part to 8 parts of emulsifier, 0.5 part to 25 parts of quickly penetrating agent, 0.5 part to 5 parts of dehydrating agent, 0 part of density adjuster extremely
30 parts, 5 parts to 58 parts of water.
Embodiment 2, the gutter oil spotting fluid, raw material include 40 parts or 80 parts, 0.5 part of decolorising agent of gutter oil in parts by weight
Or 2 parts, 0.1 part or 4 parts of Bronsted acid, 0.01 part or 0.06 part of isomerization catalyst, 0.5 part or 10 parts, 0.2 part of tackifier of caustic soda
Or 8 parts, 0.6 part or 8 parts of emulsifier, 0.5 part or 25 parts of quickly penetrating agent, 0.5 part or 5 parts of dehydrating agent, 0 part of density adjuster or
30 parts, 5 parts or 58 parts of water.
Embodiment 3 optimizes, the preparation method of the gutter oil spotting fluid as above-described embodiment, carries out in the steps below: the
One step, pretreatment of raw material are precipitated to gutter oil, are filtered, are dehydrated, being decolourized and to be obtained crude oil；Second step, acidification, at acidification
Reason is that the resulting hair of pretreatment of raw material is added in proton slow acid in three batches under the conditions of stirring maintains the temperature at 60 DEG C to 90 DEG C
Oil product after reaction 2h is acidified to 10h at being 60 DEG C to 90 DEG C in oil and in temperature；Third step, isomerization, isomerization are
By the oil product after acidification with mass percent be 45% soda bath adjust pH value be 6 to 9 after isomerization catalyst is added, 70
DEG C gutter oil lubricating oil is obtained to reacting 2 hours to 6 hours under the conditions of 130 DEG C；4th step is 4000r/ in stirring rate
The desired amount of tackifier are added under min to 5000r/min state into gutter oil lubricating oil, in the state that stirring rate is constant
Quickly penetrating agent, water, emulsifier and dehydrating agent are added, stirring rate is promoted to 10000r/min to 12000r/min state
It is emulsified, after emulsification times are 10min to 1h, the desired amount of density adjuster is added and obtains gutter oil spotting fluid.The present invention
In gutter oil obtained by three kinds of channels: first is that by the greasy floating material in sewer or by hotel, the leftovers of restaurant, leftovers
By the oil simply processed, extracted；Second is that the processing of pork inferior, haslet, pigskin and after refining output oil；Third is that with
In the oily access times of fried food be more than obtained oil after certain number.
Embodiment 4, as above-described embodiment optimize, decolorising agent be oil product decolourize sand, atlapulgite, bleaching clay, attapulgite,
One or more of aluminium polychloride, active zeolite and oil product decoloration eliminating smell agent.
Embodiment 5 optimizes as above-described embodiment, Bronsted acid be one of potassium acid sulfate, the concentrated sulfuric acid and fluorosulfuric acid with
On.
Embodiment 6, as above-described embodiment optimize, isomerization catalyst be ZSM-5 molecular sieve catalyst, WOx catalyst,
One or more of Pt/H- MOR catalyst and Ni/HM catalyst.
Embodiment 7, as above-described embodiment optimize, tackifier be one of organoclay and acrylamide copolymer with
On.
Embodiment 8 optimizes as above-described embodiment, and emulsifier is emulsifier SP80, emulsifier SP60, OP-10, Tween-
One or more of 60 and peregal O-15.
Embodiment 9 optimizes as above-described embodiment, and quickly penetrating agent is fast penetrant T, quickly penetrating agent JFC and the moon
One or more of cinnamic alcohol.
Embodiment 10 optimizes as above-described embodiment, and dehydrating agent is one or more of quick lime and phosphorus pentoxide.
Embodiment 11 optimizes as above-described embodiment, and density adjuster is micro- silicon, organic salt, blanc fixe and heavy carbon
One or more of sour calcium.
Embodiment 12 optimizes as above-described embodiment, and caustic soda is the industrial products that mass percentage is greater than 98%.It uses
When, it is 45% soda bath that the caustic soda by mass percentage greater than 98%, which is diluted to mass percentage,.
Gutter oil spotting fluid performance test obtained by above-described embodiment is shown in Table 1.Obtained gutter oil of the invention can be obtained from table 1
Spotting fluid appearance is dark brown uniform liquid, new recycling approach is provided for gutter oil, filter loss is small, especially in fluid loss side
Face superior performance, settled density difference is low, and excellent in stability, pour point is lower, and the unfreezing time is short, and mud cake crackle is obvious.
Embodiment 13, the gutter oil spotting fluid, raw material include 60 parts of gutter oil, oil product decoloration eliminating smell agent in parts by weight
0.7 part, 1 part of the concentrated sulfuric acid, 0.02 part of Pt/H- MOR catalyst, 2 parts of caustic soda, 2 parts of acrylamide copolymer, emulsifier SP80
5 parts, 1 part of Tween-60,8 parts of fast penetrant T, 3 parts of quick lime, 10 parts of blanc fixe, 8.28 parts of water.
Embodiment 14, the gutter oil spotting fluid, raw material include 70 parts of gutter oil, oil product decoloration eliminating smell agent in parts by weight
0.7 part, 1 part of the concentrated sulfuric acid, 0.02 part of Pt/H- MOR catalyst, 2 parts of caustic soda, 2 parts of acrylamide copolymer, emulsifier SP80
3 parts, 3 parts of OP-10,8 parts of fast penetrant T, 3 parts of quick lime, 0 part of blanc fixe, 8.28 parts of water.
Embodiment 15, the gutter oil spotting fluid, raw material include 60 parts of gutter oil, 4 parts of aluminium polychloride, oil in parts by weight
3 parts of pint color eliminating smell agent, 1 part of the concentrated sulfuric acid, 0.02 part of Pt/H- MOR catalyst, 2 parts of caustic soda, 2 parts of organoclay, emulsifier SP80
5 parts, 1 part of Tween-60,8 parts of fast penetrant T, 3 parts of quick lime, 10 parts of blanc fixe, 8.28 parts of water.
Embodiment 16, the gutter oil spotting fluid, raw material include 50 parts of gutter oil, 4 parts of aluminium polychloride, oil in parts by weight
3 parts of pint color eliminating smell agent, 1 part of the concentrated sulfuric acid, 0.02 part of Pt/H- MOR catalyst, 2 parts of caustic soda, 4 parts of acrylamide copolymer,
5 parts of emulsifier SP80,1 part of Tween-60,8 parts of fast penetrant T, 3 parts of quick lime, 18 parts of blanc fixe, 8.28 parts of water.
Embodiment 17, the gutter oil spotting fluid, raw material include 66 parts of gutter oil, 4 parts of aluminium polychloride, oil in parts by weight
3 parts of pint color eliminating smell agent, 1 part of the concentrated sulfuric acid, 0.02 part of Pt/H- MOR catalyst, 2 parts of caustic soda, 1 part of acrylamide copolymer,
5 parts of emulsifier SP80,1 part of Tween-60,8 parts of fast penetrant T, 3 parts of quick lime, 5 parts of micro- silicon, 8.28 parts of water.
Before obtaining gutter oil spotting fluid of the present invention, each component in formula is detected, to trench oil density, acid
The indexs such as value, saponification number, pour point and emulsifier hlb value and quickly penetrating agent time of penetration are detected, to other components according to
Respective standard is detected.Pretreatment of raw material in the first step of the present invention, the precipitating that gutter oil is taken, filtering, dehydration, decoloration
It is prior art means.
The application method of gutter oil spotting fluid of the present invention, whether according to bit freezing seriously and strata condition prepare it is of the invention
Gutter oil spotting fluid；It is the programs such as to replace, push up will the present invention by general service pump in drilling well handbook that injection, which impregnates and combines physical solution card,
Ditch oil spotting fluid is injected at stuck point, impregnates 1h to 5h, is during which aided with the equipment such as bumper sub, bumper jar and is carried out physics unfreezing.
The gutter oil spotting fluid performance measurement that embodiment 13 obtains is shown in Table 2, the gutter oil unfreezing fluidity that embodiment 14 obtains
It can measure and be shown in Table 3, the gutter oil spotting fluid performance measurement that embodiment 15 obtains is shown in Table 4, the gutter oil unfreezing that embodiment 16 obtains
Liquid performance measurement is shown in Table 5, and the gutter oil spotting fluid performance measurement that embodiment 17 obtains is shown in Table 6.Above-described embodiment 13 is to embodiment
The performance measurement of 17 obtained gutter oil spotting fluids is by obtained data in specific practical operation measurement.Wherein, it settles
The measurement of density contrast and unfreezing time are executed by 101838524 A of Publication No. CN, and API Spec is pressed in API filtration measurement
13A drilling fluid materials execute, and pour point measurement is executed by GB/T 3535-2006 " petroleum products pour point measuring method ".
From table 1 to table 6 it can be seen that the gutter oil spotting fluid appearance that the present invention obtains is dark brown uniform liquid, it is no different
Taste, filter loss is small, the superior performance especially in terms of fluid loss, and settled density difference is low, and excellent in stability, pour point is lower, oil product
Low temperature fluidity is good, and the unfreezing time is short, and mud cake crackle is obvious.
In conclusion the gutter oil spotting fluid that the present invention obtains, at low cost, operating process is simple and easy to control, is gutter oil
It recycling and a new way is provided, avoid using the adverse effect caused by environment of the mineral oil such as diesel oil, unfreezing effect is good,
The unfreezing time is short, and mud cake crackle is obvious, does not have adverse effect to property of drilling fluid, has good compatibility with other drilling well auxiliary agents
Property, there is remarkable result to the bit freezings situation such as collapsing, undergauge, mud drum, adherency.
The above technical features constitute embodiments of the present invention, can basis with stronger adaptability and implementation result
Actual needs increases and decreases non-essential technical characteristic, to meet the needs of different situations.
Claims (5)
1. a kind of gutter oil spotting fluid, it is characterised in that raw material includes 40 parts to 80 parts of gutter oil, decolorising agent 0.5 in parts by weight
Part to 2 parts, 0.1 part to 4 parts of Bronsted acid, 0.01 part to 0.06 part of isomerization catalyst, 0.5 part to 10 parts of caustic soda, tackifier 0.2
Part to 8 parts, 0.6 part to 8 parts of emulsifier, 0.5 part to 25 parts of quickly penetrating agent, 0.5 part to 5 parts of dehydrating agent, 0 part of density adjuster
To 30 parts, 5 parts to 58 parts of water；Wherein: decolorising agent is oil product decoloration sand, atlapulgite, attapulgite, aluminium polychloride, activation
One or more of zeolite and oil product decoloration eliminating smell agent；Bronsted acid is one or more of potassium acid sulfate, the concentrated sulfuric acid and fluorosulfuric acid；
Isomerization catalyst is one in ZSM-5 molecular sieve catalyst, WOx catalyst, Pt/H- MOR catalyst and Ni/HM catalyst
Kind or more；Tackifier are one or more of organoclay and acrylamide copolymer；Emulsifier is emulsifier SP80, emulsifier
One or more of SP60, OP-10, Tween-60 and peregal O-15；Quickly penetrating agent is fast penetrant T, rapid osmotic
One or more of agent JFC and laruyl alcohol；Dehydrating agent is one or more of quick lime and phosphorus pentoxide.
2. gutter oil spotting fluid according to claim 1, it is characterised in that obtain as follows: the first step, raw material are pre-
Processing, is precipitated to gutter oil, is filtered, is dehydrated, being decolourized and to be obtained crude oil；Second step, acidification, acidification are protected in stirring
Temperature is held proton slow acid is added in three batches in the resulting crude oil of pretreatment of raw material and in temperature under the conditions of 60 DEG C to 90 DEG C
It is that the oil product after 2h is acidified to 10h is reacted at 60 DEG C to 90 DEG C；Third step, isomerization, isomerization are the oil after being acidified
Product are that isomerization catalyst is added after 45% soda bath adjusting pH value is 6 to 9 with mass percent, in 70 DEG C to 130 DEG C items
It is reacted 2 hours to 6 hours under part and obtains gutter oil lubricating oil；4th step is 4000r/min to 5000r/ in stirring rate
The desired amount of tackifier are added under min state into gutter oil lubricating oil, are added in the state that stirring rate is constant quickly
Stirring rate it is emulsified to 12000r/min state to be promoted to 10000r/min, cream by bleeding agent, water, emulsifier and dehydrating agent
Change the time the desired amount of density adjuster to be added and obtains gutter oil spotting fluid after 10min to 1h.
3. gutter oil spotting fluid according to claim 1 or 2, it is characterised in that density adjuster is micro- silicon, organic salt, again
One or more of spar powder and powdered whiting；Or/and caustic soda is the industrial products that mass percentage is greater than 98%.
4. the preparation method of gutter oil spotting fluid according to claim 1, it is characterised in that carry out in the steps below: first
Step, pretreatment of raw material are precipitated to gutter oil, are filtered, are dehydrated, being decolourized and to be obtained crude oil；Second step, acidification, acidification
It is that the resulting crude oil of pretreatment of raw material is added in proton slow acid in three batches under the conditions of stirring maintains the temperature at 60 DEG C to 90 DEG C
In and temperature be 60 DEG C to 90 DEG C at reaction 2h be acidified to 10h after oil product；Third step, isomerization, isomerization be by
Oil product after acidification is that 45% soda bath adjusts after pH value is 6 to 9 isomerization catalyst is added with mass percent, at 70 DEG C
It is reacted 2 hours to 6 hours under the conditions of to 130 DEG C and obtains gutter oil lubricating oil；4th step is 4000r/min in stirring rate
The desired amount of tackifier are added under to 5000r/min state into gutter oil lubricating oil, in the state that stirring rate is constant again
Quickly penetrating agent, water, emulsifier and dehydrating agent is added, stirring rate is promoted under 10000r/min to 12000r/min state
Emulsification is added the desired amount of density adjuster and obtains gutter oil spotting fluid after emulsification times are 10min to 1h.
5. the preparation method of gutter oil spotting fluid according to claim 4, it is characterised in that density adjuster is micro- silicon, has
One or more of machine salt, blanc fixe and powdered whiting；Or/and caustic soda is the industry that mass percentage is greater than 98%
Product.
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