CN102687910A - Method for controlling plasticizer sprinkling amount of cigarette filter stick forming machine - Google Patents
Method for controlling plasticizer sprinkling amount of cigarette filter stick forming machine Download PDFInfo
- Publication number
- CN102687910A CN102687910A CN2012101146726A CN201210114672A CN102687910A CN 102687910 A CN102687910 A CN 102687910A CN 2012101146726 A CN2012101146726 A CN 2012101146726A CN 201210114672 A CN201210114672 A CN 201210114672A CN 102687910 A CN102687910 A CN 102687910A
- Authority
- CN
- China
- Prior art keywords
- plasticizer
- filter
- sprinkling amount
- filter stick
- forming machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
The invention discloses a method for controlling the plasticizer sprinkling amount of a cigarette filter stick forming machine. The method is characterized in that calibration for a display value of F (mg/filter) is based, wherein the F stands for the plasticizer sprinkling amount of the cigarette filter stick forming machine; that a linear regression analysis method is founded, wherein the method analyzes a filter stick product hardness index and the plasticizer sprinkling amount; that a prediction interval of the linear analysis is combined; that different filter stick forming machine types, different filter stick products, different tow specifications and different tow manufacturers are targeted; and that a process controlling range (FL, FU)+-TF of the plasticizer sprinkling amount F is determined, to satisfy technical requirements of the filter stick product hardness index H, i.e. (M-3.0)%<=H<=(M+3.0)%.
Description
Technical field
The present invention relates to a kind of course control method for use of filter stick for cigarettes plasticizer loading.
Background technology
State Tobacco Monopoly Bureau has issued in " cigarette process standard " in 2003; In the quality requirement to filter rod forming product physical index; The requirement of clear and definite hardness is " design load ± 3.0% ", and promptly the indication range of filter stick hardness H is the % of (M-3.0) %≤H≤(M+3.0); And in the filter rod forming technical essential, the acetate silk plasticizer of recommendation applies ratio P generally at 4.0-12.0%, i.e. 4.0%≤P≤12.0%.Relevant literature research shows that filter stick product hardness index and acetate silk plasticizer apply ratio and present significant positive correlation; In actual filter rod forming production process, plasticizer applies the control range of ratio, realizes through adjustment filter rod forming equipment plasticizer sprinkling amount.
According to the method for linear regression forecast analysis, can after the value of independent variable X, predict the scope of dependent variable Y value: given for given independent variable X
i, the predicted value Y of dependent variable
i=a+bX
iInterval 1-d, the forecast interval of dependent variable is Y
i-δ
i≤Y
i≤Y
i+ δ
i, the fluctuation range T=δ of while forecast interval
i, when
The time T minimum.Can utilize this statistical method,, confirm the process control scope of plasticizer sprinkling amount, to satisfy filter stick product hardness index technological requirement respectively to different filter rod forming machine type, filter stick product, strand specification, tow producers.
Summary of the invention
The objective of the invention is to utilize the method for linear regression forecast analysis, realize process control, satisfy filter stick product hardness index technological requirement the filter stick plasticizer loading.
The objective of the invention is to realize through following scheme:
A kind of control method of filter stick for cigarettes forming machine plasticizer sprinkling amount, it is characterized in that: this method may further comprise the steps:
Confirm the course control method for use of filter stick for cigarettes plasticizer loading earlier; Realizing on the basis that filter rod forming machine plasticizer sprinkling amount F (mg/filter) show value is calibrated; Control range and filter stick plasticizer sprinkling amount F (mg/filter) linear regression analysis method according to filter stick hardness H mean value; Forecast interval in conjunction with linear analysis; To different filter rod forming machine type, filter stick product, strand specification, tow producers, confirm the process control scope of the calibration deviation of filter stick for cigarettes forming machine plasticizer sprinkling amount F (mg/filter), respectively to satisfy filter stick product hardness index technological requirement.
(1) control range of said filter stick hardness H mean value: if the indication range of filter stick hardness H is the % of (M-3.0) %≤H≤(M+3.0); The each sample number of filter stick procedure inspection is n; According to the normal distribution central-limit theorem; Then n prop up filter stick hardness mean value control range for
wherein,
(2) the calibration deviation of filter rod forming machine plasticizer sprinkling amount F (mg/filter): analyze according to the linear regression forecast interval between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness mean value; Getting plasticizer sprinkling amount F (mg/filter) is independent variable X; Filter stick hardness mean value is dependent variable Y, and regression equation is Y=a
1+ b
1X; And the significance P value of regression equation should show that relation significantly between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness mean value less than 0.05; Then work as
The time, the forecast interval fluctuation range T of dependent variable Y value
HMinimum, corresponding independent variable plasticizer sprinkling amount F minimal ripple scope T
F=T
H/ b
1
The record board shows plasticizer sprinkling amount F before the calibration, gets wet excellent sample during calibration, does each 100 in excellent sample and weigh, and is respectively W1, W2, and unit is mg; The absolute magnitude W=of then actual single filter stick plasticizer-containing (W1-W2)/100, unit is mg, and result of calculation is accurate to integer-bit; After accomplishing the test of F, W, if:
| F-W|＞T
F, then in forming machine control computer dialog box, adjust the setting value of counter, make the F=W of filter rod forming machine show value, accomplish the calibration operation of plasticizer sprinkling amount;
If:
| F-W|≤T
F, then need not calibrate the F value;
(3) control range of filter rod forming machine plasticizer sprinkling amount F (mg/filter): analyze according to the linear regression forecast interval between plasticizer sprinkling amount and the filter stick hardness mean value, getting filter stick hardness mean value is independent variable X, and then the span of X does
Corresponding plasticizer sprinkling amount F (mg/filter) is dependent variable Y, corresponding X
1, X
2Y value prediction interval be respectively Y
1-δ
1≤Y
1≤Y
1+ δ
1, Y
2-δ
2≤Y
2≤Y
2+ δ
2, then the control range of plasticizer sprinkling amount by above-mentioned forecast interval the continuum of shoe lid: Y
1-δ
1≤Y≤Y
2+ δ
2, be designated as (F
L, F
U), i.e. F
L=Y
1-δ
1, F
U=Y
2+ δ
2
Comprehensive above-mentioned two contents are confirmed the process control scope of plasticizer sprinkling amount: (F
L, F
U) ± T
F
The process control of plasticizer loading comprises following content:
(1) establishment of filter stick hardness H mean value control range: if the indication range of filter stick hardness H is the % of (M-3.0) %≤H≤(M+3.0); The each sample number of filter stick procedure inspection is n; Then the n control range of propping up filter stick hardness mean value for
wherein,
(2) establishment of filter rod forming machine plasticizer sprinkling amount F (mg/filter) calibration deviation: analyze according to the linear regression forecast interval between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness mean value; Getting plasticizer sprinkling amount F (mg/filter) is independent variable X; Filter stick hardness mean value is dependent variable Y, and regression equation is Y=a
1+ b
1X; And the significance P value of regression equation should show that relation significantly between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness mean value less than 0.05; Then work as
The time, the forecast interval fluctuation range T of dependent variable Y value
HMinimum, corresponding independent variable plasticizer sprinkling amount F minimal ripple scope T
F=T
H/ b
1, with this calibration deviation as plasticizer sprinkling amount;
The record board shows plasticizer sprinkling amount F before the calibration, gets wet excellent sample during calibration, does each 100 in excellent sample and weigh, and is respectively W1, W2, and unit is mg; The absolute magnitude W=of then actual single filter stick plasticizer-containing (W1-W2)/100, unit is mg, and result of calculation is accurate to integer-bit.After accomplishing the test of F, W, if:
| F-W|＞T
F, then in forming machine control computer dialog box, adjust the setting value of counter, make the F=W of filter rod forming machine show value, accomplish the calibration operation of plasticizer sprinkling amount;
If:
| F-W|≤T
F, then need not calibrate the F value;
(3) filter rod forming machine plasticizer sprinkling amount F (mg/filter) control range is established: analyze according to the linear regression forecast interval between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness H mean value; Getting filter stick hardness mean value is independent variable X, and then the span of X does
Corresponding plasticizer sprinkling amount F (mg/filter) is dependent variable Y, corresponding X
1, X
2Y value prediction interval be respectively Y
1-δ
1≤Y
1≤Y
1+ δ
1, Y
2-δ
2≤Y
2≤Y
2+ δ
2, then the control range of plasticizer sprinkling amount by above-mentioned forecast interval the continuum of shoe lid: Y
1-δ
1≤Y≤Y
2+ δ
2, be designated as (F
L, F
U), i.e. F
L=Y
1-δ
1, F
U=Y
2+ δ
2
Comprehensive above-mentioned two contents are confirmed the process control scope of plasticizer sprinkling amount F: (F
L, F
U) ± T
FSimultaneously should be clear and definite, the process control scope bound of different filter rod forming machine types, filter stick product, strand specification, tow producer pairing plasticizer sprinkling amount can be different, instructs the control of filter rod forming machine to filter stick product hardness H with this.
Description of drawings
For ease of better understanding the present invention, the spy combines accompanying drawing to do further explanation.
Fig. 1 is the sketch map of plasticizer sprinkling amount of the present invention.
The specific embodiment
To combine embodiment to make further detailed description below the present invention, but not limit the present invention.
Embodiment:
Before the test; Materials such as the used acetate silk of nominative testing, plasticizer; Behind the calibration operation of accomplishing the plasticizer sprinkling amount that filter rod forming machine is shown, keep filter rod forming machine miscellaneous equipment parameter constant, choose F (mg/filter) between 33-878mg/filter; The fluctuating range of each gradient delta F=5.0mg/filter, totally 10 gradients; Each adjustment plasticizer sprinkling amount is treated to carry out the sampling of filter stick sample after production is stablized, and is therefrom chosen 20 samples from each filter stick sample, carries out the detection of filter stick hardness number, and the technological requirement of filter stick hardness number is 87 ± 3.0%, and test result is seen table 1.
Table 1: filter stick plasticizer correlation process test statistic analysis result summary sheet
(1) establishment of regression equation: the technological requirement 87 ± 3.0% of filter stick hardness; The processing range of 20 filter stick hardness mean values is the data in
table 1 in theory; Relation between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness mean value is carried out correlation analysis; Getting plasticizer sprinkling amount F (mg/filter) is independent variable X; Filter stick hardness mean value is dependent variable Y, and regression equation is Y=85.11+0.04762X; And the significance P value of regression equation is zero, less than 0.05, shows that relation is significantly seen right figure between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness mean value.
(2) establishment of plasticizer sprinkling amount calibration deviation: and, when
The forecast interval of dependent variable filter stick hardness mean value is 87.6778≤H≤87.8362, and its fluctuation range 2 δ are minimum: 2 δ=87.8362-87.6778=0.1584, i.e. T
H=δ=0.0792, corresponding independent variable plasticizer sprinkling amount F minimal ripple scope T
F=0.0792/0.04762=1.66 ≈ 2.0 is with this calibration deviation as plasticizer sprinkling amount; Promptly when the calibration operation of the plasticizer sprinkling amount of carrying out the filter rod forming machine demonstration; If | F-W|＞2.0, then in forming machine control computer dialog box, adjust the setting value of counter; Make the F=W of filter rod forming machine show value, accomplish the calibration operation of plasticizer sprinkling amount; If | F-W|≤2.0, then need not calibrate the F value.
(3) establishment of plasticizer sprinkling amount control range: analyze according to the linear regression forecast interval between plasticizer sprinkling amount and the filter stick hardness mean value, getting filter stick hardness mean value is independent variable X, and then the span of X does
Corresponding plasticizer sprinkling amount F (mg/filter) is dependent variable Y, and corresponding 86.33,87.67 Y value prediction interval is respectively 22.351≤Y
1≤29.906,52.050≤Y
2≤55.368, then the control range of plasticizer sprinkling amount by above-mentioned forecast interval the continuum of shoe lid: 22.351≤Y≤55.368 are designated as (F
L, F
U), i.e. F
L=22.351, F
U=55.368.
In sum; Filter rod forming machine type, strand specification, tow producer, plasticizer for appointment; According to the technological requirement of filter stick hardness number, the process control scope of corresponding plasticizer sprinkling amount: (22.351,55.368) ± 2.0mg/filter; Remain into integer-bit and be (23,55) ± 2mg/filter.
Claims (3)
1. the control method of a filter stick for cigarettes forming machine plasticizer sprinkling amount, it is characterized in that: this method may further comprise the steps:
Confirm the course control method for use of filter stick for cigarettes plasticizer loading earlier; Realizing on the basis that filter rod forming machine plasticizer sprinkling amount F (mg/filter) show value is calibrated; Control range and filter stick plasticizer sprinkling amount F (mg/filter) linear regression analysis method according to filter stick hardness H mean value; Forecast interval in conjunction with linear analysis; To different filter rod forming machine type, filter stick product, strand specification, tow producers, confirm the process control scope of the calibration deviation of filter stick for cigarettes forming machine plasticizer sprinkling amount F (mg/filter), respectively to satisfy filter stick product hardness index technological requirement.
2. the course control method for use of filter stick for cigarettes plasticizer loading according to claim 1 is characterized in that:
(1) control range of said filter stick hardness H mean value: if the indication range of filter stick hardness H is the % of (M-3.0) %≤H≤(M+3.0); The each sample number of filter stick procedure inspection is n; According to the normal distribution central-limit theorem, then n props up the control range of filter stick hardness mean value and does
Wherein,
(2) the calibration deviation of filter rod forming machine plasticizer sprinkling amount F (mg/filter): analyze according to the linear regression forecast interval between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness mean value; Getting plasticizer sprinkling amount F (mg/filter) is independent variable X; Filter stick hardness mean value is dependent variable Y, and regression equation is Y=a
1+ b
1X; And the significance P value of regression equation should show that relation significantly between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness mean value less than 0.05; Then work as
The time, the forecast interval fluctuation range T of dependent variable Y value
HMinimum, corresponding independent variable plasticizer sprinkling amount F minimal ripple scope T
F=T
H/ b
1
The record board shows plasticizer sprinkling amount F before the calibration, gets wet excellent sample during calibration, does each 100 in excellent sample and weigh, and is respectively W1, W2, and unit is mg; The absolute magnitude W=of then actual single filter stick plasticizer-containing (W1-W2)/100, unit is mg, and result of calculation is accurate to integer-bit; After accomplishing the test of F, W, if:
| F-W|＞T
F, then in forming machine control computer dialog box, adjust the setting value of counter, make the F=W of filter rod forming machine show value, accomplish the calibration operation of plasticizer sprinkling amount;
If:
| F-W |≤T
F, then need not calibrate the F value;
(3) control range of filter rod forming machine plasticizer sprinkling amount F (mg/filter): analyze according to the linear regression forecast interval between plasticizer sprinkling amount and the filter stick hardness mean value, getting filter stick hardness mean value is independent variable X, and then the span of X does
Corresponding plasticizer sprinkling amount F (mg/filter) is dependent variable Y, corresponding X
1, X
2Y value prediction interval be respectively Y
1-δ
1≤Y
1≤Y
1+ δ
1, Y
2-δ
2≤Y
2≤Y
2+ δ
2, then the control range of plasticizer sprinkling amount by above-mentioned forecast interval the continuum of shoe lid: Y
1-δ
1≤Y≤Y
2+ δ
2, be designated as (F
L, F
U), i.e. F
L=Y
1-δ
1, F
U=Y
2+ δ
2
Comprehensive above-mentioned two contents are confirmed the process control scope of plasticizer sprinkling amount: (F
L, F
U) ± T
F
3. the course control method for use of filter stick for cigarettes plasticizer loading according to claim 1 is characterized in that: the process control of plasticizer loading comprises following content:
(1) establishment of filter stick hardness H mean value control range: if the indication range of filter stick hardness H is the % of (M-3.0) %≤H≤(M+3.0), the each sample number of filter stick procedure inspection is n, and then n props up the control range of filter stick hardness mean value and does
Wherein,
(2) establishment of filter rod forming machine plasticizer sprinkling amount F (mg/filter) calibration deviation: analyze according to the linear regression forecast interval between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness mean value; Getting plasticizer sprinkling amount F (mg/filter) is independent variable X; Filter stick hardness mean value is dependent variable Y, and regression equation is Y=a
1+ b
1X; And the significance P value of regression equation should show that relation significantly between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness mean value less than 0.05; Then work as
The time, the forecast interval fluctuation range T of dependent variable Y value
HMinimum, corresponding independent variable plasticizer sprinkling amount F minimal ripple scope T
F=T
H/ b
1, with this calibration deviation as plasticizer sprinkling amount;
The record board shows plasticizer sprinkling amount F before the calibration, gets wet excellent sample during calibration, does each 100 in excellent sample and weigh, and is respectively W1, W2, and unit is mg; The absolute magnitude W=of then actual single filter stick plasticizer-containing (W1-W2)/100, unit is mg, and result of calculation is accurate to integer-bit.After accomplishing the test of F, W, if:
| F-W|＞T
F, then in forming machine control computer dialog box, adjust the setting value of counter, make the F=W of filter rod forming machine show value, accomplish the calibration operation of plasticizer sprinkling amount;
If:
| F-W|≤T
F, then need not calibrate the F value;
(3) filter rod forming machine plasticizer sprinkling amount F (mg/filter) control range is established: analyze according to the linear regression forecast interval between plasticizer sprinkling amount F (mg/filter) and the filter stick hardness H mean value; Getting filter stick hardness mean value is independent variable X, and then the span of X does
Corresponding plasticizer sprinkling amount F (mg/filter) is dependent variable Y, corresponding X
1, X
2Y value prediction interval be respectively Y
1-δ
1≤Y
1≤Y
1+ δ
1, Y
2-δ
2≤Y
2≤Y
2+ δ
2, then the control range of plasticizer sprinkling amount by above-mentioned forecast interval the continuum of shoe lid: Y
1-δ
1≤Y≤Y
2+ δ
2, be designated as (F
L, F
U), i.e. F
L=Y
1-δ
1, F
U=Y
2+ δ
2
Comprehensive above-mentioned two contents are confirmed the process control scope of plasticizer sprinkling amount F: (F
L, F
U) ± T
FSimultaneously should be clear and definite, the process control scope bound of different filter rod forming machine types, filter stick product, strand specification, tow producer pairing plasticizer sprinkling amount can be different, instructs the control of filter rod forming machine to filter stick product hardness H with this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210114672.6A CN102687910B (en) | 2012-04-18 | 2012-04-18 | Method for controlling plasticizer sprinkling amount of cigarette filter stick forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210114672.6A CN102687910B (en) | 2012-04-18 | 2012-04-18 | Method for controlling plasticizer sprinkling amount of cigarette filter stick forming machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102687910A true CN102687910A (en) | 2012-09-26 |
| CN102687910B CN102687910B (en) | 2014-04-02 |
Family
ID=46853790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210114672.6A Active CN102687910B (en) | 2012-04-18 | 2012-04-18 | Method for controlling plasticizer sprinkling amount of cigarette filter stick forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102687910B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108024569A (en) * | 2015-08-28 | 2018-05-11 | Jt国际股份公司 | Tobacco product |
| CN111227299A (en) * | 2020-01-16 | 2020-06-05 | 浙江中烟工业有限责任公司 | Online continuous detection and control system and method for acetate fibers and plasticizers in filter stick production process |
| CN111257508A (en) * | 2020-01-16 | 2020-06-09 | 浙江中烟工业有限责任公司 | Method for quantitatively detecting spraying amount of plasticizer in real time in online production process of filter stick |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999059436A1 (en) * | 1998-05-20 | 1999-11-25 | Rhodia Acetow Gmbh | Method for producing hardened filter rods in the cigarette industry |
| CN201399400Y (en) * | 2009-02-27 | 2010-02-10 | 上海兰宝传感器有限公司 | Plasticizer quantitatively spraying device |
| CN201398451Y (en) * | 2009-04-09 | 2010-02-10 | 上海晟泓电子科技有限公司 | Cigarette holder filter glycerin atomization device |
| WO2011114440A1 (en) * | 2010-03-16 | 2011-09-22 | 日本たばこ産業株式会社 | Filter manufacturing machine |
| KR101147679B1 (en) * | 2011-10-11 | 2012-05-22 | 현대필터산업주식회사 | Manufacturing method of composite filter for cigarette using non wrapped saw filter and mono filter |
-
2012
- 2012-04-18 CN CN201210114672.6A patent/CN102687910B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999059436A1 (en) * | 1998-05-20 | 1999-11-25 | Rhodia Acetow Gmbh | Method for producing hardened filter rods in the cigarette industry |
| CN201399400Y (en) * | 2009-02-27 | 2010-02-10 | 上海兰宝传感器有限公司 | Plasticizer quantitatively spraying device |
| CN201398451Y (en) * | 2009-04-09 | 2010-02-10 | 上海晟泓电子科技有限公司 | Cigarette holder filter glycerin atomization device |
| WO2011114440A1 (en) * | 2010-03-16 | 2011-09-22 | 日本たばこ産業株式会社 | Filter manufacturing machine |
| KR101147679B1 (en) * | 2011-10-11 | 2012-05-22 | 현대필터산업주식회사 | Manufacturing method of composite filter for cigarette using non wrapped saw filter and mono filter |
Non-Patent Citations (2)
| Title |
|---|
| 肖国福: ""ZL26B纤维滤棒成型机增塑剂系统的改进"", 《机械工程师》, no. 6, 30 June 2011 (2011-06-30), pages 136 - 137 * |
| 黄嘉礽: "《烟草工业手册》", 30 April 1999, article ""ZL22(原YL12/YL22）及AF2/KDF2滤棒成型机组"", pages: 1113-1116 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108024569A (en) * | 2015-08-28 | 2018-05-11 | Jt国际股份公司 | Tobacco product |
| CN111227299A (en) * | 2020-01-16 | 2020-06-05 | 浙江中烟工业有限责任公司 | Online continuous detection and control system and method for acetate fibers and plasticizers in filter stick production process |
| CN111257508A (en) * | 2020-01-16 | 2020-06-09 | 浙江中烟工业有限责任公司 | Method for quantitatively detecting spraying amount of plasticizer in real time in online production process of filter stick |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102687910B (en) | 2014-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Fisher et al. | Guidelines for reporting zircon Hf isotopic data by LA-MC-ICPMS and potential pitfalls in the interpretation of these data | |
| Mazière et al. | Investigations on the Portevin Le Chatelier critical strain in an aluminum alloy | |
| CN102519821B (en) | Method for evaluating cut tobacco mixing uniformity | |
| CN104569263B (en) | A kind of method of quick and precisely evaluating cigarette constant product quality | |
| CN102687910B (en) | Method for controlling plasticizer sprinkling amount of cigarette filter stick forming machine | |
| CN106248707B (en) | The analysis method of the elements such as Ni in a kind of quick translocation flash smelting clinker | |
| CN107290375A (en) | The method for determining calcirm-fluoride in fluorite, calcium carbonate, sulphur, iron and dioxide-containing silica | |
| EP2369549A1 (en) | Method of performing a series of experiments, an integrated continuous pharmaceutical product system, and a computer program product | |
| CN103278488B (en) | A kind of method of rapid semi-quantitative GH4169 alloy trace element | |
| CN101368909A (en) | Method for measuring silicon, manganese and phosphor three constituent content in gray cast iron | |
| CN101813620A (en) | Method for measuring content of boron element contained in aluminium-titanium-boron alloy | |
| CN104267054A (en) | Method for analyzing main elements in geological sample by utilizing X-fluorescence spectrum | |
| Giridhar et al. | Intelligent process management for continuous operations in pharmaceutical manufacturing | |
| CN101611922A (en) | A kind of method that improves material water ratio uniformity after charging | |
| CN105628646A (en) | Online cigarette tar predicting and warning method | |
| CN104237277A (en) | Method for analyzing minor elements in geological sample by utilizing X-fluorescent spectrum | |
| CN103759832B (en) | Method for testing and controlling tobacco pulp color shading in process of producing reconstituted tobacco with paper-making method | |
| Vergara et al. | Comparison of experimental results in a testing device for swelling rocks | |
| You | Comparison of two true-triaxial strength criteria | |
| CN101571499B (en) | Method for measuring elements to be measured of samples to be measured | |
| Dyar et al. | Effects of differential recoil-free fraction on ordering and site occupancies in Mossbauer spectroscopy of orthopyroxenes | |
| CN103978044B (en) | The roll gap compensating control method in milling train acceleration and deceleration stage and device thereof | |
| CN104061869A (en) | Rapid high-precision cashmere diameter testing method | |
| CN104458486A (en) | Method for determining content of metal in diamond powder columns | |
| CN103472007A (en) | Method for detecting elements in alloy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |