CH475778A - Sorptionsmittel für die Chromatographie und Verfahren zu seiner Herstellung - Google Patents
Sorptionsmittel für die Chromatographie und Verfahren zu seiner HerstellungInfo
- Publication number
- CH475778A CH475778A CH487066A CH487066A CH475778A CH 475778 A CH475778 A CH 475778A CH 487066 A CH487066 A CH 487066A CH 487066 A CH487066 A CH 487066A CH 475778 A CH475778 A CH 475778A
- Authority
- CH
- Switzerland
- Prior art keywords
- manufacture
- chromatography sorbents
- sorbents
- chromatography
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/90—Plate chromatography, e.g. thin layer or paper chromatography
- G01N30/92—Construction of the plate
- G01N30/93—Application of the sorbent layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/048—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium containing phosphorus, e.g. phosphates, apatites, hydroxyapatites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
- B01J20/08—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04 comprising aluminium oxide or hydroxide; comprising bauxite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/2803—Sorbents comprising a binder, e.g. for forming aggregated, agglomerated or granulated products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/282—Porous sorbents
- B01J20/283—Porous sorbents based on silica
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/282—Porous sorbents
- B01J20/284—Porous sorbents based on alumina
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
- B01J20/3204—Inorganic carriers, supports or substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
- B01J20/3206—Organic carriers, supports or substrates
- B01J20/3208—Polymeric carriers, supports or substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3234—Inorganic material layers
- B01J20/3236—Inorganic material layers containing metal, other than zeolites, e.g. oxides, hydroxides, sulphides or salts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/49—Materials comprising an indicator, e.g. colour indicator, pH-indicator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
- B01J2220/54—Sorbents specially adapted for analytical or investigative chromatography
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
- Y10T428/259—Silicic material
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEM0065630 | 1965-06-18 | ||
DE1966M0068072 DE1517929B1 (de) | 1966-01-20 | 1966-01-20 | Sorptionsmittel fuer die Chromatographie und Verfahren zu ihrer Herstellung |
Publications (1)
Publication Number | Publication Date |
---|---|
CH475778A true CH475778A (de) | 1969-07-31 |
Family
ID=25987715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH487066A CH475778A (de) | 1965-06-18 | 1966-04-04 | Sorptionsmittel für die Chromatographie und Verfahren zu seiner Herstellung |
Country Status (11)
Country | Link |
---|---|
US (2) | US3502217A (de) |
BE (1) | BE682685A (de) |
CH (1) | CH475778A (de) |
CS (1) | CS161691B2 (de) |
DE (1) | DE1442446C3 (de) |
DK (1) | DK130575B (de) |
ES (1) | ES328061A1 (de) |
GB (1) | GB1098961A (de) |
IL (1) | IL25904A (de) |
NL (1) | NL149601B (de) |
SE (1) | SE360741B (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1816380A1 (de) * | 1968-12-21 | 1970-12-17 | Merck Anlagen Gmbh | Mittel zur Gelchromatographie und Verfahren zu ihrer Herstellung |
US4481422A (en) * | 1969-06-12 | 1984-11-06 | The United States Of America As Represented By The Secretary Of The Army | Intrusion detecting camouflage fluorescent coating |
US3757490A (en) * | 1971-06-07 | 1973-09-11 | Ja Ma | Chromatographic adsorbents |
US3782075A (en) * | 1972-04-07 | 1974-01-01 | Du Pont | Completely porous microspheres for chromatographic uses |
US3898176A (en) * | 1972-08-08 | 1975-08-05 | Wacker Chemie Gmbh | Process for preparing mechanically resistant catalysts |
US4085048A (en) * | 1973-03-23 | 1978-04-18 | Thomson-Csf | Device for separating fluids and a method of manufacturing it |
DE2524065C2 (de) * | 1975-05-30 | 1988-03-03 | Merck Patent Gmbh, 6100 Darmstadt | Trennmaterial für die Dünnschichtchromatographie |
US4140653A (en) * | 1975-09-30 | 1979-02-20 | Toyo Soda Manufacturing Co., Ltd. | Solid support for liquid chromatography |
FR2383690A1 (fr) * | 1977-03-19 | 1978-10-13 | Merck Patent Gmbh | Matiere de separation pour chromatographie en couche mince et procede pour sa preparation |
DE2816574C2 (de) * | 1978-04-17 | 1988-09-29 | Merck Patent Gmbh, 6100 Darmstadt | Fluoreszenz-Indikatoren zur Verwendung in der Chromatographie und diese enthaltende Sorptionsmittel |
DE2826664C2 (de) | 1978-06-19 | 1987-01-15 | Merck Patent Gmbh, 6100 Darmstadt | Verfahren zur Bestimmung von polycyclischen aromatischen Kohlenwasserstoffen |
DE2856056C2 (de) * | 1978-12-23 | 1986-10-16 | Merck Patent Gmbh, 6100 Darmstadt | Verfahren zur Herstellung von wasserfesten Chromatographie-Fertigpräparationen |
HU189133B (en) * | 1982-04-28 | 1986-06-30 | Labor Mueszeripari Muevek,Hu | Special layer plate and/or layer plate system for overpressure multi-layer chromatography |
US4477511A (en) * | 1982-09-15 | 1984-10-16 | Ronia Garnicki | Method for producing artistic designs on thin layer chromatography plates and product |
HU190910B (en) * | 1983-08-16 | 1986-12-28 | Reanal Finomvegyszergyar,Hu | Method for producing glue suitable for fixing sorbent layer of pressurized one and multiple layer chromatography |
DE3427923A1 (de) * | 1984-07-28 | 1986-01-30 | Merck Patent Gmbh, 6100 Darmstadt | Trennmaterial fuer die duennschichtchromatographie |
US4743377A (en) * | 1985-07-02 | 1988-05-10 | Shiseido Company Ltd. | Packing material for liquid chromatography |
DE3619303A1 (de) * | 1986-06-07 | 1987-12-10 | Merck Patent Gmbh | Optisch aktive adsorbentien |
US6994791B2 (en) * | 2002-06-27 | 2006-02-07 | Akzo Nobel N.V. | Adsorbent material and method of preparing an adsorbent material |
FR2877725B1 (fr) * | 2004-11-05 | 2007-01-26 | Bionisis Sa | Liant pour phase stationnaire pour la separation de constituants d'echantillons par chromatographie liquide, plaques de separation en comportant et leur procede de preparation |
CN111437801B (zh) * | 2020-05-26 | 2023-03-21 | 常熟理工学院 | 一种利用废弃硅油制备硅基吸附剂的方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA644862A (en) * | 1962-07-17 | J. Henley Ernest | Polymerization process for water-soluble polymers | |
US2524414A (en) * | 1946-06-26 | 1950-10-03 | Univ Ohio State Res Found | Chromatographic separation of carbohydrates |
US2933455A (en) * | 1955-01-06 | 1960-04-19 | Union Carbide Corp | Adsorbent briquets for combined odor and moisture removal |
US3018261A (en) * | 1957-06-11 | 1962-01-23 | Bayer Ag | Process for the manufacture of shaped bodies |
US2929792A (en) * | 1957-06-26 | 1960-03-22 | Chemetron Corp | Preparation of shaped catalysts |
US3091550A (en) * | 1958-09-24 | 1963-05-28 | Union Carbide Corp | Adsorbent compositions and method of coating therewith |
US3104230A (en) * | 1959-04-13 | 1963-09-17 | Dow Chemical Co | Foundry sand compositions containing polyelectrolytes and salts of the oxy acids of phosphorus and sulfur |
US3065185A (en) * | 1959-08-12 | 1962-11-20 | Msa Res Corp | Method of making a chromatographic packing |
SE328716B (de) * | 1961-12-15 | 1970-09-21 | Rio Rad Lab | |
NL288991A (de) * | 1962-06-09 |
-
1965
- 1965-06-18 DE DE1442446A patent/DE1442446C3/de not_active Expired
-
1966
- 1966-04-04 CH CH487066A patent/CH475778A/de not_active IP Right Cessation
- 1966-05-23 GB GB22794/66A patent/GB1098961A/en not_active Expired
- 1966-06-02 IL IL25904A patent/IL25904A/en unknown
- 1966-06-16 NL NL666608384A patent/NL149601B/xx not_active IP Right Cessation
- 1966-06-17 BE BE682685D patent/BE682685A/xx not_active IP Right Cessation
- 1966-06-17 DK DK312466AA patent/DK130575B/da unknown
- 1966-06-17 ES ES0328061A patent/ES328061A1/es not_active Expired
- 1966-06-17 US US558288A patent/US3502217A/en not_active Expired - Lifetime
- 1966-06-20 SE SE08344/66A patent/SE360741B/xx unknown
-
1967
- 1967-01-10 US US608274A patent/US3535265A/en not_active Expired - Lifetime
- 1967-01-16 CS CS358A patent/CS161691B2/cs unknown
Also Published As
Publication number | Publication date |
---|---|
DE1442446A1 (de) | 1969-07-24 |
NL6608384A (de) | 1966-12-19 |
ES328061A1 (es) | 1967-08-01 |
GB1098961A (en) | 1968-01-10 |
DK130575C (de) | 1975-08-18 |
BE682685A (de) | 1966-12-19 |
SE360741B (de) | 1973-10-01 |
US3535265A (en) | 1970-10-20 |
IL25904A (en) | 1969-11-30 |
US3502217A (en) | 1970-03-24 |
DE1442446C3 (de) | 1974-03-14 |
NL149601B (nl) | 1976-05-17 |
DK130575B (da) | 1975-03-10 |
CS161691B2 (de) | 1975-06-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH475778A (de) | Sorptionsmittel für die Chromatographie und Verfahren zu seiner Herstellung | |
CH472461A (de) | Thermoplastisches Gebilde und Verfahren zu seiner Herstellung | |
AT285543B (de) | Membranelement und Verfahren zu seiner Herstellung | |
CH521118A (de) | Schwamm und Verfahren zu seiner Herstellung | |
DE1695853B2 (de) | 4-azadibenzocycloheptenderivate und verfahren zu ihrer herstellung | |
CH481464A (de) | Photoleitendes Element und Verfahren zu seiner Herstellung | |
AT320360B (de) | Schlauch und Verfahren zu seiner Herstellung | |
CH534542A (de) | Elektrode und Verfahren zu ihrer Herstellung | |
DE1798208B2 (de) | Trennsaeule fuer die fluessigkeitschromatographie und verfahren zu ihrer herstellung | |
AT305709B (de) | Keilriemen und Verfahren zu seiner Herstellung | |
CH534481A (de) | Schädlingsbekämpfungsmittel und Verfahren zu seiner Herstellung | |
CH489868A (de) | Reflektor und Verfahren zu seiner Herstellung | |
CH504384A (de) | Gefärbtes Adsorptionsmittel und Verfahren zu dessen Herstellung | |
CH538302A (de) | Elektrode und Verfahren zu ihrer Herstellung | |
AT280815B (de) | Luftreifendecke und Verfahren zu ihrer Herstellung | |
CH442897A (de) | Rohr und Verfahren zu dessen Herstellung | |
AT242477B (de) | Räumliches Tragwerk und Verfahren zu seiner Herstellung | |
CH522438A (de) | Elektrode und Verfahren zu ihrer Herstellung | |
AT275045B (de) | Haarwaschmittel und Verfahren zu seiner Herstellung | |
CH441469A (de) | Vakuumgehäuse und Verfahren zu seiner Herstellung | |
CH461903A (de) | Ventilkörper und Verfahren zu seiner Herstellung | |
AT283956B (de) | Schuh und Verfahren zu seiner Herstellung | |
CH544326A (de) | Elektrofotografisches Verfahren | |
AT275404B (de) | Packung und Verfahren zu deren Herstellung | |
CH481851A (de) | Hochtemperaturbeständiger Formkörper und Verfahren zu seiner Herstellung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |