DE7501423U - Bohrgestaenge - Google Patents
BohrgestaengeInfo
- Publication number
- DE7501423U DE7501423U DE19757501423 DE7501423U DE7501423U DE 7501423 U DE7501423 U DE 7501423U DE 19757501423 DE19757501423 DE 19757501423 DE 7501423 U DE7501423 U DE 7501423U DE 7501423 U DE7501423 U DE 7501423U
- Authority
- DE
- Germany
- Prior art keywords
- steel
- munich
- drill
- ratio
- rod according
- 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.)
- Expired
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 35
- 239000010959 steel Substances 0.000 claims description 35
- 229910052739 hydrogen Inorganic materials 0.000 claims description 9
- 239000001257 hydrogen Substances 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 101100286286 Dictyostelium discoideum ipi gene Proteins 0.000 claims 1
- 230000000887 hydrating effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005553 drilling Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 229910001563 bainite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Earth Drilling (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT4788274A IT1008740B (it) | 1974-01-23 | 1974-01-23 | Acciaio a media resistenza mecca nica resistente all infragilimen to da idrogeno in ambiente solfo rato e manufatti in tale acciaio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE7501423U true DE7501423U (de) | 1978-04-13 |
Family
ID=11263099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19757501423 Expired DE7501423U (de) | 1974-01-23 | 1975-01-18 | Bohrgestaenge |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS50108119A (enrdf_load_stackoverflow) |
| BE (1) | BE824669A (enrdf_load_stackoverflow) |
| DE (1) | DE7501423U (enrdf_load_stackoverflow) |
| FR (1) | FR2258461B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1469489A (enrdf_load_stackoverflow) |
| IT (1) | IT1008740B (enrdf_load_stackoverflow) |
| LU (1) | LU71690A1 (enrdf_load_stackoverflow) |
| NL (1) | NL7500821A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2461183A1 (fr) * | 1979-07-10 | 1981-01-30 | Pont A Mousson | Tube d'acier destine au transport de materiaux abrasifs en milieu humide |
| SE452028B (sv) * | 1982-04-30 | 1987-11-09 | Skf Steel Eng Ab | Anvendning av ror framstellda av kolstal eller laglegerat stal i sur, svavelvetehaltig miljo |
| SE451602B (sv) * | 1982-08-18 | 1987-10-19 | Skf Steel Eng Ab | Anvendning av stang framstelld av kolstal eller laglegerat stal i sur, svavelvetehaltig miljo |
| JP2684109B2 (ja) * | 1990-03-13 | 1997-12-03 | 株式会社 日本製鋼所 | 高温高圧用低合金鋼を母材とした剥離抵抗性の優れたオーバレイステンレスクラッド鋼 |
-
1974
- 1974-01-23 IT IT4788274A patent/IT1008740B/it active
-
1975
- 1975-01-13 GB GB129675A patent/GB1469489A/en not_active Expired
- 1975-01-18 DE DE19757501423 patent/DE7501423U/de not_active Expired
- 1975-01-20 FR FR7501593A patent/FR2258461B1/fr not_active Expired
- 1975-01-21 LU LU71690A patent/LU71690A1/xx unknown
- 1975-01-22 BE BE6044896A patent/BE824669A/xx unknown
- 1975-01-23 JP JP935675A patent/JPS50108119A/ja active Pending
- 1975-01-23 NL NL7500821A patent/NL7500821A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50108119A (enrdf_load_stackoverflow) | 1975-08-26 |
| DE2501980A1 (de) | 1975-07-24 |
| NL7500821A (nl) | 1975-07-25 |
| GB1469489A (en) | 1977-04-06 |
| FR2258461A1 (enrdf_load_stackoverflow) | 1975-08-18 |
| IT1008740B (it) | 1976-11-30 |
| BE824669A (fr) | 1975-05-15 |
| LU71690A1 (enrdf_load_stackoverflow) | 1975-06-24 |
| DE2501980B2 (de) | 1976-08-26 |
| FR2258461B1 (enrdf_load_stackoverflow) | 1977-07-01 |
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