CH473796A - Process for making new 9B, 10a steroids - Google Patents

Process for making new 9B, 10a steroids

Info

Publication number
CH473796A
CH473796A CH1402467A CH1402467A CH473796A CH 473796 A CH473796 A CH 473796A CH 1402467 A CH1402467 A CH 1402467A CH 1402467 A CH1402467 A CH 1402467A CH 473796 A CH473796 A CH 473796A
Authority
CH
Switzerland
Prior art keywords
steroids
making new
making
new
Prior art date
Application number
CH1402467A
Other languages
German (de)
Inventor
Harmen Reerink Engbert
Louis Scholer Hendrik Frederik
Westerhof Pieter
Original Assignee
Hoffmann La Roche
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.)
Filing date
Publication date
Application filed by Hoffmann La Roche filed Critical Hoffmann La Roche
Priority to CH1402467A priority Critical patent/CH473796A/en
Priority claimed from CH1397964A external-priority patent/CH464908A/en
Priority claimed from CH1402367A external-priority patent/CH473795A/en
Priority claimed from CH1402567A external-priority patent/CH473787A/en
Priority to GB3054565A priority patent/GB1078426A/en
Priority to NL6509355A priority patent/NL6509355A/xx
Publication of CH473796A publication Critical patent/CH473796A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D18/00—Pressure casting; Vacuum casting
    • B22D18/04—Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
    • B22D2/003—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass for the level of the molten metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D37/00—Controlling or regulating the pouring of molten metal from a casting melt-holding vessel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D7/00—Casting ingots, e.g. from ferrous metals
    • B22D7/06—Ingot moulds or their manufacture
    • B22D7/10—Hot tops therefor
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J1/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom, e.g. estrane, androstane
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J15/00—Stereochemically pure steroids containing carbon, hydrogen, halogen or oxygen having a partially or totally inverted skeleton, e.g. retrosteroids, L-isomers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Steroid Compounds (AREA)
CH1402467A 1964-10-28 1964-10-28 Process for making new 9B, 10a steroids CH473796A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH1402467A CH473796A (en) 1964-10-28 1964-10-28 Process for making new 9B, 10a steroids
GB3054565A GB1078426A (en) 1964-10-28 1965-07-19 Novel 9ª‰,10ª‡-steroids and a process for the manufacture thereof
NL6509355A NL6509355A (en) 1964-10-28 1965-07-20

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
CH1397964A CH464908A (en) 1964-10-28 1964-10-28 Process for making new 9B, 10a steroids
CH1402467A CH473796A (en) 1964-10-28 1964-10-28 Process for making new 9B, 10a steroids
CH1402367A CH473795A (en) 1964-10-28 1964-10-28 Process for making new 9B, 10a steroids
CH1402567A CH473787A (en) 1964-10-28 1964-10-28 Process for making new 9B, 10a steroids
BE705455 1967-10-20
CH1476467A CH472255A (en) 1964-10-28 1967-10-23 Method and device for controlling the height of a liquid metal level
LU54730A LU54730A1 (en) 1964-10-28 1967-10-24
DEA0057162 1967-10-24
AU28875/67A AU425465B2 (en) 1964-10-28 1967-10-24 Mold riser height control
GB48328/67A GB1203070A (en) 1964-10-28 1967-10-24 Mold riser height control
NL6714413A NL6714413A (en) 1964-10-28 1967-10-24

Publications (1)

Publication Number Publication Date
CH473796A true CH473796A (en) 1969-06-15

Family

ID=27581354

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1402467A CH473796A (en) 1964-10-28 1964-10-28 Process for making new 9B, 10a steroids

Country Status (3)

Country Link
CH (1) CH473796A (en)
GB (1) GB1078426A (en)
NL (1) NL6509355A (en)

Also Published As

Publication number Publication date
GB1078426A (en) 1967-08-09
NL6509355A (en) 1966-04-29

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Legal Events

Date Code Title Description
PL Patent ceased