NL181210C - Smeermiddelsamenstelling. - Google Patents

Smeermiddelsamenstelling.

Info

Publication number
NL181210C
NL181210C NLAANVRAGE7514551,A NL181210DA NL181210C NL 181210 C NL181210 C NL 181210C NL 181210D A NL181210D A NL 181210DA NL 181210 C NL181210 C NL 181210C
Authority
NL
Netherlands
Prior art keywords
lubricant composition
lubricant
composition
Prior art date
Application number
NLAANVRAGE7514551,A
Other languages
English (en)
Dutch (nl)
Original Assignee
Elf Aquitaine
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.)
Publication of NL181210C publication Critical patent/NL181210C/xx
Priority claimed from US308618A external-priority patent/US2728857A/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/60—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor
    • H03K4/62—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor using a semiconductor device operating as a switching device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/68—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors specially adapted for switching ac currents or voltages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/165—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level
NLAANVRAGE7514551,A 1952-09-09 Smeermiddelsamenstelling. NL181210C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US308618A US2728857A (en) 1952-09-09 1952-09-09 Electronic switching
US742336XA 1952-10-01 1952-10-01

Publications (1)

Publication Number Publication Date
NL181210C true NL181210C (nl)

Family

ID=26755401

Family Applications (2)

Application Number Title Priority Date Filing Date
NLAANVRAGE7714457,B NL181718B (nl) 1952-09-09 Werkwijze voor het vervaardigen van een kledingstuk en in het bijzonder een beschermingshandschoen.
NLAANVRAGE7514551,A NL181210C (nl) 1952-09-09 Smeermiddelsamenstelling.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7714457,B NL181718B (nl) 1952-09-09 Werkwijze voor het vervaardigen van een kledingstuk en in het bijzonder een beschermingshandschoen.

Country Status (6)

Country Link
BE (2) BE522540A (de)
CH (2) CH326329A (de)
DE (2) DE1025011B (de)
FR (2) FR1084457A (de)
GB (2) GB742134A (de)
NL (2) NL181210C (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1164478B (de) * 1964-03-05 Siemens Ag Elektronische Schaltungsanordnung zum Umschalten der Stromrichtung in einem Verbraucher
DE109417C (de) * 1958-06-18
US3001014A (en) * 1958-07-14 1961-09-19 Zenith Radio Corp Synchronizing-signal separator
DE1121115B (de) * 1958-11-13 1962-01-04 Telefunken Patent Bipolarer elektronischer Schalter
DE1208791B (de) * 1962-08-31 1966-01-13 Robotron Corp Schaltanordnung mit zwei gesteuerten Halbleitergleichrichtern
US3268658A (en) * 1963-04-19 1966-08-23 Rca Corp Transistor clamp circuit
DE1227938B (de) * 1964-07-17 1966-11-03 Siemens Ag Schaltungsanordnung zur Kompensation der Leerlaufrestspannung bei einem Transistor-schalter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL156301B (nl) * 1949-09-30 H Verheij S Machines Nv Broodopmaakmachine.
US2594449A (en) * 1950-12-30 1952-04-29 Bell Telephone Labor Inc Transistor switching device

Also Published As

Publication number Publication date
CH326329A (de) 1957-12-15
FR1084457A (fr) 1955-01-19
BE522540A (de)
NL181718B (nl)
DE1025011B (de) 1958-02-27
BE523133A (de)
CH342603A (de) 1959-11-30
GB742134A (en) 1955-12-21
GB742336A (en) 1955-12-21
DE1067473B (de) 1959-10-22
FR64684E (fr) 1955-12-01

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