CA1247992A - Process and apparatus for deoxidation of shells for the production of pipes - Google Patents

Process and apparatus for deoxidation of shells for the production of pipes

Info

Publication number: CA1247992A
Authority: CA; Canada
Prior art keywords: deoxidation; agent; shell; gas; deoxidation agent
Prior art date: 1984-07-23
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.): Expired

Application number

CA000487228A

Other languages

English (en)

French (fr)

Inventor

Michel Bonifay

Hansjorg Furrer

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Lonza AG

Original Assignee

Lonza AG

Priority date (The priority date 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 date listed.)

1984-07-23

Filing date

1985-07-22

Publication date

1989-01-03

1985-07-22 Application filed by Lonza AG filed Critical Lonza AG

1989-01-03 Application granted granted Critical

1989-01-03 Publication of CA1247992A publication Critical patent/CA1247992A/en

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 43
230000008569 process Effects 0.000 title claims abstract description 42
238000004519 manufacturing process Methods 0.000 title claims abstract description 7
239000003795 chemical substances by application Substances 0.000 claims abstract description 75
239000000203 mixture Substances 0.000 claims abstract description 21
238000005096 rolling process Methods 0.000 claims abstract description 16
230000033001 locomotion Effects 0.000 claims abstract description 8
239000008240 homogeneous mixture Substances 0.000 claims abstract description 7
239000007789 gas Substances 0.000 claims description 38
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
239000011796 hollow space material Substances 0.000 claims description 6
239000011261 inert gas Substances 0.000 claims description 5
229910052757 nitrogen Inorganic materials 0.000 claims description 4
239000000843 powder Substances 0.000 claims description 4
239000008187 granular material Substances 0.000 claims description 3
238000009826 distribution Methods 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
229910000831 Steel Inorganic materials 0.000 description 2
239000002253 acid Substances 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000000463 material Substances 0.000 description 2
230000033764 rhythmic process Effects 0.000 description 2
239000010959 steel Substances 0.000 description 2
150000007513 acids Chemical class 0.000 description 1
230000009471 action Effects 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
238000007664 blowing Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
238000001914 filtration Methods 0.000 description 1
230000005484 gravity Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
238000009434 installation Methods 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
239000010410 layer Substances 0.000 description 1
239000007788 liquid Substances 0.000 description 1
230000001050 lubricating effect Effects 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
239000002184 metal Substances 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
238000010405 reoxidation reaction Methods 0.000 description 1
239000011833 salt mixture Substances 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
238000005204 segregation Methods 0.000 description 1
239000002344 surface layer Substances 0.000 description 1
238000004381 surface treatment Methods 0.000 description 1
239000000725 suspension Substances 0.000 description 1
230000009466 transformation Effects 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/04—Apparatus for cleaning or pickling metallic material for cleaning pipes

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Metal Rolling (AREA)

CA000487228A 1984-07-23 1985-07-22 Process and apparatus for deoxidation of shells for the production of pipes Expired CA1247992A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CH357184		1984-07-23
CH3571/84		1984-07-23

Publications (1)

Publication Number	Publication Date
CA1247992A true CA1247992A (en)	1989-01-03

Family

ID=4258862

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000487228A Expired CA1247992A (en)	1984-07-23	1985-07-22	Process and apparatus for deoxidation of shells for the production of pipes

Country Status (11)

Country	Link
EP (1)	EP0172366B1 (cs)
JP (1)	JPH0774468B2 (cs)
BR (1)	BR8503476A (cs)
CA (1)	CA1247992A (cs)
CS (1)	CS540185A2 (cs)
DD (1)	DD235677A5 (cs)
DE (1)	DE3562100D1 (cs)
ES (2)	ES8702808A1 (cs)
MX (1)	MX167480B (cs)
PL (1)	PL254623A1 (cs)
ZA (1)	ZA855468B (cs)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4818298A (en) *	1985-08-16	1989-04-04	Trest "Juzhvodoprovod"	Method of removing deposits from the inside walls of a pipeline and applying protective coatings thereto
CH668717A5 (de) *	1986-07-03	1989-01-31	Lonza Ag	Verfahren zum aufbringen eines fliessfaehigen stoffes auf die innenflaeche eines hohlkoerpers und einrichtung zur durchfuehrung des verfahrens.
CH674164A5 (cs) *	1987-09-29	1990-05-15	Lonza Ag
CN116904999A (zh) *	2023-07-25	2023-10-20	鞍钢股份有限公司	一种小孔径管件内壁酸洗装置及酸洗方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5258060A (en) *	1975-11-09	1977-05-13	Kihara Seisakusho	Method of polishing inside ofmetal pipe with small inner diameter
JPS5258019A (en) *	1975-11-09	1977-05-13	Kihara Seisakusho	Method of derusting* cleaning and polishing inner surface of metal tube of small diameter
SE8004565L (sv) *	1980-06-19	1981-12-20	Fjaellstroem Bengt	Forfarande for tvettning eller rengoring samt skoljning eller torkning av rorformiga material
JPS58211859A (ja) *	1982-06-01	1983-12-09	Atsuji Tekko Kk	曲管の内面研掃装置
JPS5942273A (ja) *	1982-08-31	1984-03-08	Atsuji Tekko Kk	管の内面研掃装置
CH655516B (cs) *	1983-08-17	1986-04-30

1985
- 1985-06-28 DE DE8585108047T patent/DE3562100D1/de not_active Expired
- 1985-06-28 EP EP85108047A patent/EP0172366B1/de not_active Expired
- 1985-07-19 JP JP60160030A patent/JPH0774468B2/ja not_active Expired - Lifetime
- 1985-07-19 DD DD85278785A patent/DD235677A5/de not_active IP Right Cessation
- 1985-07-19 ZA ZA855468A patent/ZA855468B/xx unknown
- 1985-07-19 PL PL25462385A patent/PL254623A1/xx unknown
- 1985-07-22 CS CS855401A patent/CS540185A2/cs unknown
- 1985-07-22 CA CA000487228A patent/CA1247992A/en not_active Expired
- 1985-07-22 ES ES545447A patent/ES8702808A1/es not_active Expired
- 1985-07-22 BR BR8503476A patent/BR8503476A/pt unknown
- 1985-07-22 MX MX206068A patent/MX167480B/es unknown
1986
- 1986-02-27 ES ES552462A patent/ES8701854A1/es not_active Expired

Also Published As

Publication number	Publication date
JPH0774468B2 (ja)	1995-08-09
ES8701854A1 (es)	1986-12-01
DD235677A5 (de)	1986-05-14
DE3562100D1 (en)	1988-05-11
MX167480B (es)	1993-03-24
CS540185A2 (en)	1991-08-13
ES552462A0 (es)	1986-12-01
ZA855468B (en)	1986-03-26
JPS6137987A (ja)	1986-02-22
EP0172366B1 (de)	1988-04-06
ES545447A0 (es)	1987-01-01
ES8702808A1 (es)	1987-01-01
BR8503476A (pt)	1986-04-15
EP0172366A1 (de)	1986-02-26
PL254623A1 (en)	1986-06-17

Legal Events

Date	Code	Title	Description
2006-01-03	MKEX	Expiry

Publication	Publication Date	Title
JP5286880B2 (ja)	2013-09-11	スラグの冷却方法
CA1247992A (en)	1989-01-03	Process and apparatus for deoxidation of shells for the production of pipes
DE2816867A1 (de)	1978-10-19	Verfahren und vorrichtung zum einfuehren von pulvern in eine stranggiess- form
DE2326603B2 (de)	1975-02-20	Verfahren und Vorrichtung zur Einführung von Feststoffen in eine Metallschmelze
US4327798A (en)	1982-05-04	Method of applying flux
US3281893A (en)	1966-11-01	Continuous production of strip and other metal products from molten metal
EP1742725A2 (de)	2007-01-17	Verfahren und vorrichtung zum pneumatischen behandeln pulverförmiger stoffe
EP0088733A1 (en)	1983-09-14	High-efficiency device to cool rolled bars
EP0137618A2 (en)	1985-04-17	Process and apparatus for adding calcium to a bath of molten ferrous material
JPS55128353A (en)	1980-10-04	Manufacture of copper alloy wire
US5344597A (en)	1994-09-06	Method and apparatus for making steel sheets
DE2632707C3 (de)	1983-04-07	Beschickungsanlage an Elektro-Lichtbogenöfen zur Zugabe von Legierungsmitteln und Zuschlagstoffen
DE2737329B2 (de)	1979-06-28	Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Legierungen
JPH06502125A (ja)	1994-03-10	液体金属の鋳造の際に粒子状合金を遅れ導入する方法
US3275244A (en)	1966-09-27	Apparatus for introducing addition agent into a melt
DE2907573A1 (de)	1979-08-30	Einrichtung fuer das nitrieren von metallischen werkstoffen und ferrolegierungen unter druck
WO1999051785A1 (de)	1999-10-14	Verfahren zum legieren von stählen und vorrichtung zur durchführung des verfahrens
KR20010024760A (ko)	2001-03-26	고온 침지 코팅을 통한 스트립형 금속 복합물 생산 방법
AT225212B (de)	1963-01-10	Verfahren und Vorrichtung zur Durchführung von metallurgischen Prozessen, insbesondere Windfrischprozessen
JPH0532532Y2 (cs)	1993-08-19
JPH02275737A (ja)	1990-11-09	鉱滓製造装置
JP5079005B2 (ja)	2012-11-21	吸酸及び吸窒が減少した合金鉄投入装置及び投入方法
SU1440828A1 (ru)	1988-11-30	Устройство дл пневматической подачи порошкообразного материала
DE2124199C (de)	1972-12-28	Verfahren und Vorrichtung Herstellen von Metallpulver
Balashov	1982	The Production of High-Strength Cast Iron by Mixing in an Autoclave