IT8123052A0 - Procedimento per la preparazione di trattamento di pozzi. - Google Patents
Procedimento per la preparazione di trattamento di pozzi.Info
- Publication number
- IT8123052A0 IT8123052A0 IT8123052A IT2305281A IT8123052A0 IT 8123052 A0 IT8123052 A0 IT 8123052A0 IT 8123052 A IT8123052 A IT 8123052A IT 2305281 A IT2305281 A IT 2305281A IT 8123052 A0 IT8123052 A0 IT 8123052A0
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- preparation
- well treatment
- treatment
- well
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/08—Cellulose derivatives
- C08L1/26—Cellulose ethers
- C08L1/28—Alkyl ethers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/04—Aqueous well-drilling compositions
- C09K8/06—Clay-free compositions
- C09K8/08—Clay-free compositions containing natural organic compounds, e.g. polysaccharides, or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/04—Aqueous well-drilling compositions
- C09K8/06—Clay-free compositions
- C09K8/08—Clay-free compositions containing natural organic compounds, e.g. polysaccharides, or derivatives thereof
- C09K8/10—Cellulose or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/588—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2208/00—Aspects relating to compositions of drilling or well treatment fluids
- C09K2208/18—Bridging agents, i.e. particles for temporarily filling the pores of a formation; Graded salts
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19008880A | 1980-09-23 | 1980-09-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8123052A0 true IT8123052A0 (it) | 1981-07-21 |
IT1195046B IT1195046B (it) | 1988-09-28 |
Family
ID=22699973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23052/81A IT1195046B (it) | 1980-09-23 | 1981-07-21 | Procedimento per la preparazione di trattamento di pozzi |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5785883A (it) |
AU (1) | AU546041B2 (it) |
CA (1) | CA1168850A (it) |
DE (1) | DE3137689A1 (it) |
FR (1) | FR2490657B1 (it) |
GB (1) | GB2084586B (it) |
IT (1) | IT1195046B (it) |
NL (1) | NL8103669A (it) |
NO (1) | NO813177L (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1188878A (en) * | 1981-11-16 | 1985-06-18 | Michael J. Nevins | Aqueous well drilling fluids |
CA1187691A (en) * | 1981-11-16 | 1985-05-28 | Roy F. House | Aqueous well servicing fluids |
AU553329B2 (en) * | 1982-03-11 | 1986-07-10 | Baroid Technology, Inc. | Brines containing hydroxyethyl cellulose |
US4525522A (en) * | 1982-09-13 | 1985-06-25 | Exxon Research And Engineering Co. | Drilling fluids based on sulfonated thermoplastic polymers having improved low temperature rheological properties |
US5955401A (en) * | 1996-05-17 | 1999-09-21 | Baroid Technology, Inc. | Clay-free biodegradable wellbore fluid and method for using same fluid |
US6933262B1 (en) | 1997-03-18 | 2005-08-23 | Baker Hughes Incorporated | Controlled hydration of starch in high density brine dispersion |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3378070A (en) * | 1965-09-03 | 1968-04-16 | Halliburton Co | Hydroxyethyl cellulose complex and method of plugging underground formations therewith |
-
1981
- 1981-06-30 AU AU72390/81A patent/AU546041B2/en not_active Ceased
- 1981-06-30 CA CA000380913A patent/CA1168850A/en not_active Expired
- 1981-07-21 IT IT23052/81A patent/IT1195046B/it active
- 1981-08-04 NL NL8103669A patent/NL8103669A/nl not_active Application Discontinuation
- 1981-08-21 GB GB8125652A patent/GB2084586B/en not_active Expired
- 1981-09-17 FR FR8117564A patent/FR2490657B1/fr not_active Expired
- 1981-09-18 NO NO813177A patent/NO813177L/no unknown
- 1981-09-22 DE DE19813137689 patent/DE3137689A1/de not_active Withdrawn
- 1981-09-22 JP JP56148930A patent/JPS5785883A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2084586B (en) | 1984-07-25 |
CA1168850A (en) | 1984-06-12 |
FR2490657B1 (fr) | 1986-02-07 |
FR2490657A1 (fr) | 1982-03-26 |
NL8103669A (nl) | 1982-04-16 |
AU7239081A (en) | 1982-04-01 |
NO813177L (no) | 1982-03-24 |
JPS5785883A (en) | 1982-05-28 |
GB2084586A (en) | 1982-04-15 |
AU546041B2 (en) | 1985-08-15 |
IT1195046B (it) | 1988-09-28 |
DE3137689A1 (de) | 1982-05-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT8320789A0 (it) | Procedimento per la preparazione di metilacetato. | |
IT8223705A0 (it) | Procedimento per la preparazione di composti cianoeterociclici. | |
NO161118C (no) | Fremgangsmaate for utvinning av for fysiologiske formaal direkte anvendbart ren-licithin. | |
IT8124141A0 (it) | Procedimento per lapreparazione di 4'-deossi-daunorubicina 4'-deossi-doxorubicina. | |
IT8019504A0 (it) | Procedimento per la preparazione selettiva di isosorbite-5-nitrato. | |
IT8123052A0 (it) | Procedimento per la preparazione di trattamento di pozzi. | |
IT7824141A0 (it) | Procedimento per la depurazione di salamoie. | |
IT8122813A0 (it) | Procedimento di preparazione di n-cicloesilbenzotiazol-2-solfenammi de. | |
IT8122146A0 (it) | Procedimento per la produzione di mercapto-2-etanolo-1. | |
IT8319024A0 (it) | Composizione medicinale per il trattamento di certe neurovirosi. | |
IT8321573A0 (it) | Procedimento per la preparazione del meta-clorobenzotrifluoruro. | |
IT1172073B (it) | Procedimento per la preparazione di buspirone | |
IT8125157A0 (it) | Procedimento per la preparazione di 2-amminoetanoli. | |
IT8220442A0 (it) | Procedimento per la preparazione di p.clorofenossiacetil-piperonilpiperazina. | |
IT8224818A0 (it) | Procedimento per la preparazione del7-metil-3-metilen-7-otten-1-il-propionato. | |
IT8021231A0 (it) | Procedimento per la preparazione di 2-amminopirazine sostituite. | |
IT8026859A0 (it) | Procedimento per la preparazione di colesterin-derivati. | |
IT8024757A0 (it) | Procedimento per la produzione di uricasi. | |
IT8220443A0 (it) | Procedimento per la preparazione di p.clorofenossiacetil-piperonilpiperazina. | |
IT8120241A0 (it) | Procedimento per la produzione di 4-benzoilpirazoli. | |
IT8224069A0 (it) | Talampicillina. procedimento per la produzione di | |
IT8223632A0 (it) | Procedimento per la preparazione di 2,2-dialchilamino-1-nitroeteni. | |
IT8121030A0 (it) | Procedimento per la preparazione di (omega-carbalcossi-n-alchil)-dialchilammine. | |
IT1148828B (it) | Procedimento per la preparazione di 1,2-epossicicloesano | |
IT7928178A0 (it) | Procedimento per la preparazione di n-cloroimmidi. |